405453960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{773}}^1$

素因数の和:868

約数の個数: 192

約数和(自身を含む): 1390970880

約数和(自身を除く): 985516920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 47, 60, 62, 72, 90, 93, 94, 120, 124, 141, 155, 180, 186, 188, 235, 248, 279, 282, 310, 360, 372, 376, 423, 465, 470, 558, 564, 620, 705, 744, 773, 846, 930, 940, 1116, 1128, 1240, 1395, 1410, 1457, 1546, 1692, 1860, 1880, 2115, 2232, 2319, 2790, 2820, 2914, 3092, 3384, 3720, 3865, 4230, 4371, 4638, 5580, 5640, 5828, 6184, 6957, 7285, 7730, 8460, 8742, 9276, 11160, 11595, 11656, 13113, 13914, 14570, 15460, 16920, 17484, 18552, 21855, 23190, 23963, 26226, 27828, 29140, 30920, 34785, 34968, 36331, 43710, 46380, 47926, 52452, 55656, 58280, 65565, 69570, 71889, 72662, 87420, 92760, 95852, 104904, 108993, 119815, 131130, 139140, 143778, 145324, 174840, 181655, 191704, 215667, 217986, 239630, 262260, 278280, 287556, 290648, 326979, 359445, 363310, 431334, 435972, 479260, 524520, 544965, 575112, 653958, 718890, 726620, 862668, 871944, 958520, 1078335, 1089930, 1126261, 1307916, 1437780, 1453240, 1634895, 1725336, 2156670, 2179860, 2252522, 2615832, 2875560, 3269790, 3378783, 4313340, 4359720, 4505044, 5631305, 6539580, 6757566, 8626680, 9010088, 10136349, 11262610, 13079160, 13515132, 16893915, 20272698, 22525220, 27030264, 33787830, 40545396, 45050440, 50681745, 67575660, 81090792, 101363490, 135151320, 202726980, 405453960]

約数ペア:

[(1, 405453960), (2, 202726980), (3, 135151320), (4, 101363490), (5, 81090792), (6, 67575660), (8, 50681745), (9, 45050440), (10, 40545396), (12, 33787830), (15, 27030264), (18, 22525220), (20, 20272698), (24, 16893915), (30, 13515132), (31, 13079160), (36, 11262610), (40, 10136349), (45, 9010088), (47, 8626680), (60, 6757566), (62, 6539580), (72, 5631305), (90, 4505044), (93, 4359720), (94, 4313340), (120, 3378783), (124, 3269790), (141, 2875560), (155, 2615832), (180, 2252522), (186, 2179860), (188, 2156670), (235, 1725336), (248, 1634895), (279, 1453240), (282, 1437780), (310, 1307916), (360, 1126261), (372, 1089930), (376, 1078335), (423, 958520), (465, 871944), (470, 862668), (558, 726620), (564, 718890), (620, 653958), (705, 575112), (744, 544965), (773, 524520), (846, 479260), (930, 435972), (940, 431334), (1116, 363310), (1128, 359445), (1240, 326979), (1395, 290648), (1410, 287556), (1457, 278280), (1546, 262260), (1692, 239630), (1860, 217986), (1880, 215667), (2115, 191704), (2232, 181655), (2319, 174840), (2790, 145324), (2820, 143778), (2914, 139140), (3092, 131130), (3384, 119815), (3720, 108993), (3865, 104904), (4230, 95852), (4371, 92760), (4638, 87420), (5580, 72662), (5640, 71889), (5828, 69570), (6184, 65565), (6957, 58280), (7285, 55656), (7730, 52452), (8460, 47926), (8742, 46380), (9276, 43710), (11160, 36331), (11595, 34968), (11656, 34785), (13113, 30920), (13914, 29140), (14570, 27828), (15460, 26226), (16920, 23963), (17484, 23190), (18552, 21855)]