15203940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 44706816

約数和(自身を除く): 29502876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 71, 83, 86, 129, 142, 166, 172, 213, 215, 249, 258, 284, 332, 355, 415, 426, 430, 498, 516, 645, 710, 830, 852, 860, 996, 1065, 1245, 1290, 1420, 1660, 2130, 2490, 2580, 3053, 3569, 4260, 4980, 5893, 6106, 7138, 9159, 10707, 11786, 12212, 14276, 15265, 17679, 17845, 18318, 21414, 23572, 29465, 30530, 35358, 35690, 36636, 42828, 45795, 53535, 58930, 61060, 70716, 71380, 88395, 91590, 107070, 117860, 176790, 183180, 214140, 253399, 353580, 506798, 760197, 1013596, 1266995, 1520394, 2533990, 3040788, 3800985, 5067980, 7601970, 15203940]

約数ペア:

[(1, 15203940), (2, 7601970), (3, 5067980), (4, 3800985), (5, 3040788), (6, 2533990), (10, 1520394), (12, 1266995), (15, 1013596), (20, 760197), (30, 506798), (43, 353580), (60, 253399), (71, 214140), (83, 183180), (86, 176790), (129, 117860), (142, 107070), (166, 91590), (172, 88395), (213, 71380), (215, 70716), (249, 61060), (258, 58930), (284, 53535), (332, 45795), (355, 42828), (415, 36636), (426, 35690), (430, 35358), (498, 30530), (516, 29465), (645, 23572), (710, 21414), (830, 18318), (852, 17845), (860, 17679), (996, 15265), (1065, 14276), (1245, 12212), (1290, 11786), (1420, 10707), (1660, 9159), (2130, 7138), (2490, 6106), (2580, 5893), (3053, 4980), (3569, 4260)]