15650040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:653

約数の個数: 128

約数和(自身を含む): 55480320

約数和(自身を除く): 39830280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 601, 620, 651, 744, 840, 868, 930, 1085, 1202, 1240, 1302, 1736, 1803, 1860, 2170, 2404, 2604, 3005, 3255, 3606, 3720, 4207, 4340, 4808, 5208, 6010, 6510, 7212, 8414, 8680, 9015, 12020, 12621, 13020, 14424, 16828, 18030, 18631, 21035, 24040, 25242, 26040, 33656, 36060, 37262, 42070, 50484, 55893, 63105, 72120, 74524, 84140, 93155, 100968, 111786, 126210, 130417, 149048, 168280, 186310, 223572, 252420, 260834, 279465, 372620, 391251, 447144, 504840, 521668, 558930, 652085, 745240, 782502, 1043336, 1117860, 1304170, 1565004, 1956255, 2235720, 2608340, 3130008, 3912510, 5216680, 7825020, 15650040]

約数ペア:

[(1, 15650040), (2, 7825020), (3, 5216680), (4, 3912510), (5, 3130008), (6, 2608340), (7, 2235720), (8, 1956255), (10, 1565004), (12, 1304170), (14, 1117860), (15, 1043336), (20, 782502), (21, 745240), (24, 652085), (28, 558930), (30, 521668), (31, 504840), (35, 447144), (40, 391251), (42, 372620), (56, 279465), (60, 260834), (62, 252420), (70, 223572), (84, 186310), (93, 168280), (105, 149048), (120, 130417), (124, 126210), (140, 111786), (155, 100968), (168, 93155), (186, 84140), (210, 74524), (217, 72120), (248, 63105), (280, 55893), (310, 50484), (372, 42070), (420, 37262), (434, 36060), (465, 33656), (601, 26040), (620, 25242), (651, 24040), (744, 21035), (840, 18631), (868, 18030), (930, 16828), (1085, 14424), (1202, 13020), (1240, 12621), (1302, 12020), (1736, 9015), (1803, 8680), (1860, 8414), (2170, 7212), (2404, 6510), (2604, 6010), (3005, 5208), (3255, 4808), (3606, 4340), (3720, 4207)]