19357740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 62558496

約数和(自身を除く): 43200756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 43, 45, 60, 61, 82, 86, 90, 122, 123, 129, 164, 172, 180, 183, 205, 215, 244, 246, 258, 305, 366, 369, 387, 410, 430, 492, 516, 549, 610, 615, 645, 732, 738, 774, 820, 860, 915, 1098, 1220, 1230, 1290, 1476, 1548, 1763, 1830, 1845, 1935, 2196, 2460, 2501, 2580, 2623, 2745, 3526, 3660, 3690, 3870, 5002, 5246, 5289, 5490, 7052, 7380, 7503, 7740, 7869, 8815, 10004, 10492, 10578, 10980, 12505, 13115, 15006, 15738, 15867, 17630, 21156, 22509, 23607, 25010, 26230, 26445, 30012, 31476, 31734, 35260, 37515, 39345, 45018, 47214, 50020, 52460, 52890, 63468, 75030, 78690, 79335, 90036, 94428, 105780, 107543, 112545, 118035, 150060, 157380, 158670, 215086, 225090, 236070, 317340, 322629, 430172, 450180, 472140, 537715, 645258, 967887, 1075430, 1290516, 1613145, 1935774, 2150860, 3226290, 3871548, 4839435, 6452580, 9678870, 19357740]

約数ペア:

[(1, 19357740), (2, 9678870), (3, 6452580), (4, 4839435), (5, 3871548), (6, 3226290), (9, 2150860), (10, 1935774), (12, 1613145), (15, 1290516), (18, 1075430), (20, 967887), (30, 645258), (36, 537715), (41, 472140), (43, 450180), (45, 430172), (60, 322629), (61, 317340), (82, 236070), (86, 225090), (90, 215086), (122, 158670), (123, 157380), (129, 150060), (164, 118035), (172, 112545), (180, 107543), (183, 105780), (205, 94428), (215, 90036), (244, 79335), (246, 78690), (258, 75030), (305, 63468), (366, 52890), (369, 52460), (387, 50020), (410, 47214), (430, 45018), (492, 39345), (516, 37515), (549, 35260), (610, 31734), (615, 31476), (645, 30012), (732, 26445), (738, 26230), (774, 25010), (820, 23607), (860, 22509), (915, 21156), (1098, 17630), (1220, 15867), (1230, 15738), (1290, 15006), (1476, 13115), (1548, 12505), (1763, 10980), (1830, 10578), (1845, 10492), (1935, 10004), (2196, 8815), (2460, 7869), (2501, 7740), (2580, 7503), (2623, 7380), (2745, 7052), (3526, 5490), (3660, 5289), (3690, 5246), (3870, 5002)]