131352840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:665

約数の個数: 160

約数和(自身を含む): 448493760

約数和(自身を除く): 317140920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 81, 90, 108, 120, 135, 142, 162, 180, 213, 216, 270, 284, 324, 355, 360, 405, 426, 540, 568, 571, 639, 648, 710, 810, 852, 1065, 1080, 1142, 1278, 1420, 1620, 1704, 1713, 1917, 2130, 2284, 2556, 2840, 2855, 3195, 3240, 3426, 3834, 4260, 4568, 5112, 5139, 5710, 5751, 6390, 6852, 7668, 8520, 8565, 9585, 10278, 11420, 11502, 12780, 13704, 15336, 15417, 17130, 19170, 20556, 22840, 23004, 25560, 25695, 28755, 30834, 34260, 38340, 40541, 41112, 46008, 46251, 51390, 57510, 61668, 68520, 76680, 77085, 81082, 92502, 102780, 115020, 121623, 123336, 154170, 162164, 185004, 202705, 205560, 230040, 231255, 243246, 308340, 324328, 364869, 370008, 405410, 462510, 486492, 608115, 616680, 729738, 810820, 925020, 972984, 1094607, 1216230, 1459476, 1621640, 1824345, 1850040, 2189214, 2432460, 2918952, 3283821, 3648690, 4378428, 4864920, 5473035, 6567642, 7297380, 8756856, 10946070, 13135284, 14594760, 16419105, 21892140, 26270568, 32838210, 43784280, 65676420, 131352840]

約数ペア:

[(1, 131352840), (2, 65676420), (3, 43784280), (4, 32838210), (5, 26270568), (6, 21892140), (8, 16419105), (9, 14594760), (10, 13135284), (12, 10946070), (15, 8756856), (18, 7297380), (20, 6567642), (24, 5473035), (27, 4864920), (30, 4378428), (36, 3648690), (40, 3283821), (45, 2918952), (54, 2432460), (60, 2189214), (71, 1850040), (72, 1824345), (81, 1621640), (90, 1459476), (108, 1216230), (120, 1094607), (135, 972984), (142, 925020), (162, 810820), (180, 729738), (213, 616680), (216, 608115), (270, 486492), (284, 462510), (324, 405410), (355, 370008), (360, 364869), (405, 324328), (426, 308340), (540, 243246), (568, 231255), (571, 230040), (639, 205560), (648, 202705), (710, 185004), (810, 162164), (852, 154170), (1065, 123336), (1080, 121623), (1142, 115020), (1278, 102780), (1420, 92502), (1620, 81082), (1704, 77085), (1713, 76680), (1917, 68520), (2130, 61668), (2284, 57510), (2556, 51390), (2840, 46251), (2855, 46008), (3195, 41112), (3240, 40541), (3426, 38340), (3834, 34260), (4260, 30834), (4568, 28755), (5112, 25695), (5139, 25560), (5710, 23004), (5751, 22840), (6390, 20556), (6852, 19170), (7668, 17130), (8520, 15417), (8565, 15336), (9585, 13704), (10278, 12780), (11420, 11502)]