1639825020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6949}}^1$

素因数の和:7009

約数の個数: 192

約数和(自身を含む): 5604480000

約数和(自身を除く): 3964654980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 27, 30, 36, 38, 45, 46, 54, 57, 60, 69, 76, 90, 92, 95, 108, 114, 115, 135, 138, 171, 180, 190, 207, 228, 230, 270, 276, 285, 342, 345, 380, 414, 437, 460, 513, 540, 570, 621, 684, 690, 828, 855, 874, 1026, 1035, 1140, 1242, 1311, 1380, 1710, 1748, 2052, 2070, 2185, 2484, 2565, 2622, 3105, 3420, 3933, 4140, 4370, 5130, 5244, 6210, 6555, 6949, 7866, 8740, 10260, 11799, 12420, 13110, 13898, 15732, 19665, 20847, 23598, 26220, 27796, 34745, 39330, 41694, 47196, 58995, 62541, 69490, 78660, 83388, 104235, 117990, 125082, 132031, 138980, 159827, 187623, 208470, 235980, 250164, 264062, 312705, 319654, 375246, 396093, 416940, 479481, 528124, 625410, 639308, 660155, 750492, 792186, 799135, 938115, 958962, 1188279, 1250820, 1320310, 1438443, 1584372, 1598270, 1876230, 1917924, 1980465, 2376558, 2397405, 2640620, 2876886, 3036713, 3196540, 3564837, 3752460, 3960930, 4315329, 4753116, 4794810, 5753772, 5941395, 6073426, 7129674, 7192215, 7921860, 8630658, 9110139, 9589620, 11882790, 12146852, 14259348, 14384430, 15183565, 17261316, 17824185, 18220278, 21576645, 23765580, 27330417, 28768860, 30367130, 35648370, 36440556, 43153290, 45550695, 54660834, 60734260, 71296740, 81991251, 86306580, 91101390, 109321668, 136652085, 163982502, 182202780, 273304170, 327965004, 409956255, 546608340, 819912510, 1639825020]

約数ペア:

[(1, 1639825020), (2, 819912510), (3, 546608340), (4, 409956255), (5, 327965004), (6, 273304170), (9, 182202780), (10, 163982502), (12, 136652085), (15, 109321668), (18, 91101390), (19, 86306580), (20, 81991251), (23, 71296740), (27, 60734260), (30, 54660834), (36, 45550695), (38, 43153290), (45, 36440556), (46, 35648370), (54, 30367130), (57, 28768860), (60, 27330417), (69, 23765580), (76, 21576645), (90, 18220278), (92, 17824185), (95, 17261316), (108, 15183565), (114, 14384430), (115, 14259348), (135, 12146852), (138, 11882790), (171, 9589620), (180, 9110139), (190, 8630658), (207, 7921860), (228, 7192215), (230, 7129674), (270, 6073426), (276, 5941395), (285, 5753772), (342, 4794810), (345, 4753116), (380, 4315329), (414, 3960930), (437, 3752460), (460, 3564837), (513, 3196540), (540, 3036713), (570, 2876886), (621, 2640620), (684, 2397405), (690, 2376558), (828, 1980465), (855, 1917924), (874, 1876230), (1026, 1598270), (1035, 1584372), (1140, 1438443), (1242, 1320310), (1311, 1250820), (1380, 1188279), (1710, 958962), (1748, 938115), (2052, 799135), (2070, 792186), (2185, 750492), (2484, 660155), (2565, 639308), (2622, 625410), (3105, 528124), (3420, 479481), (3933, 416940), (4140, 396093), (4370, 375246), (5130, 319654), (5244, 312705), (6210, 264062), (6555, 250164), (6949, 235980), (7866, 208470), (8740, 187623), (10260, 159827), (11799, 138980), (12420, 132031), (13110, 125082), (13898, 117990), (15732, 104235), (19665, 83388), (20847, 78660), (23598, 69490), (26220, 62541), (27796, 58995), (34745, 47196), (39330, 41694)]