28433502840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{20323}}^1$

素因数の和:20557

約数の個数: 128

約数和(自身を含む): 86921683200

約数和(自身を除く): 58488180360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 131, 178, 262, 267, 356, 393, 445, 524, 534, 655, 712, 786, 890, 1048, 1068, 1310, 1335, 1572, 1780, 1965, 2136, 2620, 2670, 3144, 3560, 3930, 5240, 5340, 7860, 10680, 11659, 15720, 20323, 23318, 34977, 40646, 46636, 58295, 60969, 69954, 81292, 93272, 101615, 116590, 121938, 139908, 162584, 174885, 203230, 233180, 243876, 279816, 304845, 349770, 406460, 466360, 487752, 609690, 699540, 812920, 1219380, 1399080, 1808747, 2438760, 2662313, 3617494, 5324626, 5426241, 7234988, 7986939, 9043735, 10649252, 10852482, 13311565, 14469976, 15973878, 18087470, 21298504, 21704964, 26623130, 27131205, 31947756, 36174940, 39934695, 43409928, 53246260, 54262410, 63895512, 72349880, 79869390, 106492520, 108524820, 159738780, 217049640, 236945857, 319477560, 473891714, 710837571, 947783428, 1184729285, 1421675142, 1895566856, 2369458570, 2843350284, 3554187855, 4738917140, 5686700568, 7108375710, 9477834280, 14216751420, 28433502840]

約数ペア:

[(1, 28433502840), (2, 14216751420), (3, 9477834280), (4, 7108375710), (5, 5686700568), (6, 4738917140), (8, 3554187855), (10, 2843350284), (12, 2369458570), (15, 1895566856), (20, 1421675142), (24, 1184729285), (30, 947783428), (40, 710837571), (60, 473891714), (89, 319477560), (120, 236945857), (131, 217049640), (178, 159738780), (262, 108524820), (267, 106492520), (356, 79869390), (393, 72349880), (445, 63895512), (524, 54262410), (534, 53246260), (655, 43409928), (712, 39934695), (786, 36174940), (890, 31947756), (1048, 27131205), (1068, 26623130), (1310, 21704964), (1335, 21298504), (1572, 18087470), (1780, 15973878), (1965, 14469976), (2136, 13311565), (2620, 10852482), (2670, 10649252), (3144, 9043735), (3560, 7986939), (3930, 7234988), (5240, 5426241), (5340, 5324626), (7860, 3617494), (10680, 2662313), (11659, 2438760), (15720, 1808747), (20323, 1399080), (23318, 1219380), (34977, 812920), (40646, 699540), (46636, 609690), (58295, 487752), (60969, 466360), (69954, 406460), (81292, 349770), (93272, 304845), (101615, 279816), (116590, 243876), (121938, 233180), (139908, 203230), (162584, 174885)]