20448623160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{8849}}^1$

素因数の和:9011

約数の個数: 288

約数和(自身を含む): 77907258000

約数和(自身を除く): 57458634840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 131, 140, 147, 168, 180, 196, 210, 245, 252, 262, 280, 294, 315, 360, 392, 393, 420, 441, 490, 504, 524, 588, 630, 655, 735, 786, 840, 882, 917, 980, 1048, 1176, 1179, 1260, 1310, 1470, 1572, 1764, 1834, 1960, 1965, 2205, 2358, 2520, 2620, 2751, 2940, 3144, 3528, 3668, 3930, 4410, 4585, 4716, 5240, 5502, 5880, 5895, 6419, 7336, 7860, 8253, 8820, 8849, 9170, 9432, 11004, 11790, 12838, 13755, 15720, 16506, 17640, 17698, 18340, 19257, 22008, 23580, 25676, 26547, 27510, 32095, 33012, 35396, 36680, 38514, 41265, 44245, 47160, 51352, 53094, 55020, 57771, 61943, 64190, 66024, 70792, 77028, 79641, 82530, 88490, 96285, 106188, 110040, 115542, 123886, 128380, 132735, 154056, 159282, 165060, 176980, 185829, 192570, 212376, 231084, 247772, 256760, 265470, 288855, 309715, 318564, 330120, 353960, 371658, 385140, 398205, 433601, 462168, 495544, 530940, 557487, 577710, 619430, 637128, 743316, 770280, 796410, 867202, 929145, 1061880, 1114974, 1155420, 1159219, 1238860, 1300803, 1486632, 1592820, 1734404, 1858290, 2168005, 2229948, 2310840, 2318438, 2477720, 2601606, 2787435, 3185640, 3468808, 3477657, 3716580, 3902409, 4336010, 4459896, 4636876, 5203212, 5574870, 5796095, 6504015, 6955314, 7433160, 7804818, 8114533, 8672020, 9273752, 10406424, 10432971, 11149740, 11592190, 13008030, 13910628, 15609636, 16229066, 17344040, 17388285, 19512045, 20865942, 22299480, 23184380, 24343599, 26016060, 27821256, 31219272, 32458132, 34776570, 39024090, 40572665, 41731884, 46368760, 48687198, 52032120, 52164855, 56801731, 64916264, 69553140, 73030797, 78048180, 81145330, 83463768, 97374396, 104329710, 113603462, 121717995, 139106280, 146061594, 156096360, 162290660, 170405193, 194748792, 208659420, 227206924, 243435990, 284008655, 292123188, 324581320, 340810386, 365153985, 417318840, 454413848, 486871980, 511215579, 568017310, 584246376, 681620772, 730307970, 852025965, 973743960, 1022431158, 1136034620, 1363241544, 1460615940, 1704051930, 2044862316, 2272069240, 2556077895, 2921231880, 3408103860, 4089724632, 5112155790, 6816207720, 10224311580, 20448623160]

約数ペア:

[(1, 20448623160), (2, 10224311580), (3, 6816207720), (4, 5112155790), (5, 4089724632), (6, 3408103860), (7, 2921231880), (8, 2556077895), (9, 2272069240), (10, 2044862316), (12, 1704051930), (14, 1460615940), (15, 1363241544), (18, 1136034620), (20, 1022431158), (21, 973743960), (24, 852025965), (28, 730307970), (30, 681620772), (35, 584246376), (36, 568017310), (40, 511215579), (42, 486871980), (45, 454413848), (49, 417318840), (56, 365153985), (60, 340810386), (63, 324581320), (70, 292123188), (72, 284008655), (84, 243435990), (90, 227206924), (98, 208659420), (105, 194748792), (120, 170405193), (126, 162290660), (131, 156096360), (140, 146061594), (147, 139106280), (168, 121717995), (180, 113603462), (196, 104329710), (210, 97374396), (245, 83463768), (252, 81145330), (262, 78048180), (280, 73030797), (294, 69553140), (315, 64916264), (360, 56801731), (392, 52164855), (393, 52032120), (420, 48687198), (441, 46368760), (490, 41731884), (504, 40572665), (524, 39024090), (588, 34776570), (630, 32458132), (655, 31219272), (735, 27821256), (786, 26016060), (840, 24343599), (882, 23184380), (917, 22299480), (980, 20865942), (1048, 19512045), (1176, 17388285), (1179, 17344040), (1260, 16229066), (1310, 15609636), (1470, 13910628), (1572, 13008030), (1764, 11592190), (1834, 11149740), (1960, 10432971), (1965, 10406424), (2205, 9273752), (2358, 8672020), (2520, 8114533), (2620, 7804818), (2751, 7433160), (2940, 6955314), (3144, 6504015), (3528, 5796095), (3668, 5574870), (3930, 5203212), (4410, 4636876), (4585, 4459896), (4716, 4336010), (5240, 3902409), (5502, 3716580), (5880, 3477657), (5895, 3468808), (6419, 3185640), (7336, 2787435), (7860, 2601606), (8253, 2477720), (8820, 2318438), (8849, 2310840), (9170, 2229948), (9432, 2168005), (11004, 1858290), (11790, 1734404), (12838, 1592820), (13755, 1486632), (15720, 1300803), (16506, 1238860), (17640, 1159219), (17698, 1155420), (18340, 1114974), (19257, 1061880), (22008, 929145), (23580, 867202), (25676, 796410), (26547, 770280), (27510, 743316), (32095, 637128), (33012, 619430), (35396, 577710), (36680, 557487), (38514, 530940), (41265, 495544), (44245, 462168), (47160, 433601), (51352, 398205), (53094, 385140), (55020, 371658), (57771, 353960), (61943, 330120), (64190, 318564), (66024, 309715), (70792, 288855), (77028, 265470), (79641, 256760), (82530, 247772), (88490, 231084), (96285, 212376), (106188, 192570), (110040, 185829), (115542, 176980), (123886, 165060), (128380, 159282), (132735, 154056)]