20871936900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{353}}^1\times {\mathrm{359}}^1$

素因数の和:796

約数の個数: 288

約数和(自身を含む): 68583110400

約数和(自身を除く): 47711173500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 61, 75, 90, 100, 108, 122, 135, 150, 180, 183, 225, 244, 270, 300, 305, 353, 359, 366, 450, 540, 549, 610, 675, 706, 718, 732, 900, 915, 1059, 1077, 1098, 1220, 1350, 1412, 1436, 1525, 1647, 1765, 1795, 1830, 2118, 2154, 2196, 2700, 2745, 3050, 3177, 3231, 3294, 3530, 3590, 3660, 4236, 4308, 4575, 5295, 5385, 5490, 6100, 6354, 6462, 6588, 7060, 7180, 8235, 8825, 8975, 9150, 9531, 9693, 10590, 10770, 10980, 12708, 12924, 13725, 15885, 16155, 16470, 17650, 17950, 18300, 19062, 19386, 21180, 21533, 21540, 21899, 26475, 26925, 27450, 31770, 32310, 32940, 35300, 35900, 38124, 38772, 41175, 43066, 43798, 47655, 48465, 52950, 53850, 54900, 63540, 64599, 64620, 65697, 79425, 80775, 82350, 86132, 87596, 95310, 96930, 105900, 107665, 107700, 109495, 126727, 129198, 131394, 158850, 161550, 164700, 190620, 193797, 193860, 197091, 215330, 218990, 238275, 242325, 253454, 258396, 262788, 317700, 322995, 323100, 328485, 380181, 387594, 394182, 430660, 437980, 476550, 484650, 506908, 538325, 547475, 581391, 591273, 633635, 645990, 656970, 760362, 775188, 788364, 953100, 968985, 969300, 985455, 1076650, 1094950, 1140543, 1162782, 1182546, 1267270, 1291980, 1313940, 1520724, 1614975, 1642425, 1900905, 1937970, 1970910, 2153300, 2189900, 2281086, 2325564, 2365092, 2534540, 2906955, 2956365, 3168175, 3229950, 3284850, 3421629, 3801810, 3875940, 3941820, 4562172, 4844925, 4927275, 5702715, 5813910, 5912730, 6336350, 6459900, 6569700, 6843258, 7603620, 7730347, 9504525, 9689850, 9854550, 11405430, 11627820, 11825460, 12672700, 13686516, 14534775, 14781825, 15460694, 17108145, 19009050, 19379700, 19709100, 22810860, 23191041, 28513575, 29069550, 29563650, 30921388, 34216290, 38018100, 38651735, 46382082, 57027150, 58139100, 59127300, 68432580, 69573123, 77303470, 85540725, 92764164, 114054300, 115955205, 139146246, 154606940, 171081450, 193258675, 208719369, 231910410, 278292492, 342162900, 347865615, 386517350, 417438738, 463820820, 579776025, 695731230, 773034700, 834877476, 1043596845, 1159552050, 1391462460, 1739328075, 2087193690, 2319104100, 3478656150, 4174387380, 5217984225, 6957312300, 10435968450, 20871936900]

約数ペア:

[(1, 20871936900), (2, 10435968450), (3, 6957312300), (4, 5217984225), (5, 4174387380), (6, 3478656150), (9, 2319104100), (10, 2087193690), (12, 1739328075), (15, 1391462460), (18, 1159552050), (20, 1043596845), (25, 834877476), (27, 773034700), (30, 695731230), (36, 579776025), (45, 463820820), (50, 417438738), (54, 386517350), (60, 347865615), (61, 342162900), (75, 278292492), (90, 231910410), (100, 208719369), (108, 193258675), (122, 171081450), (135, 154606940), (150, 139146246), (180, 115955205), (183, 114054300), (225, 92764164), (244, 85540725), (270, 77303470), (300, 69573123), (305, 68432580), (353, 59127300), (359, 58139100), (366, 57027150), (450, 46382082), (540, 38651735), (549, 38018100), (610, 34216290), (675, 30921388), (706, 29563650), (718, 29069550), (732, 28513575), (900, 23191041), (915, 22810860), (1059, 19709100), (1077, 19379700), (1098, 19009050), (1220, 17108145), (1350, 15460694), (1412, 14781825), (1436, 14534775), (1525, 13686516), (1647, 12672700), (1765, 11825460), (1795, 11627820), (1830, 11405430), (2118, 9854550), (2154, 9689850), (2196, 9504525), (2700, 7730347), (2745, 7603620), (3050, 6843258), (3177, 6569700), (3231, 6459900), (3294, 6336350), (3530, 5912730), (3590, 5813910), (3660, 5702715), (4236, 4927275), (4308, 4844925), (4575, 4562172), (5295, 3941820), (5385, 3875940), (5490, 3801810), (6100, 3421629), (6354, 3284850), (6462, 3229950), (6588, 3168175), (7060, 2956365), (7180, 2906955), (8235, 2534540), (8825, 2365092), (8975, 2325564), (9150, 2281086), (9531, 2189900), (9693, 2153300), (10590, 1970910), (10770, 1937970), (10980, 1900905), (12708, 1642425), (12924, 1614975), (13725, 1520724), (15885, 1313940), (16155, 1291980), (16470, 1267270), (17650, 1182546), (17950, 1162782), (18300, 1140543), (19062, 1094950), (19386, 1076650), (21180, 985455), (21533, 969300), (21540, 968985), (21899, 953100), (26475, 788364), (26925, 775188), (27450, 760362), (31770, 656970), (32310, 645990), (32940, 633635), (35300, 591273), (35900, 581391), (38124, 547475), (38772, 538325), (41175, 506908), (43066, 484650), (43798, 476550), (47655, 437980), (48465, 430660), (52950, 394182), (53850, 387594), (54900, 380181), (63540, 328485), (64599, 323100), (64620, 322995), (65697, 317700), (79425, 262788), (80775, 258396), (82350, 253454), (86132, 242325), (87596, 238275), (95310, 218990), (96930, 215330), (105900, 197091), (107665, 193860), (107700, 193797), (109495, 190620), (126727, 164700), (129198, 161550), (131394, 158850)]