199359020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 508032000

約数和(自身を除く): 308672980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 149, 190, 266, 298, 380, 503, 532, 596, 665, 745, 1006, 1043, 1330, 1490, 2012, 2086, 2515, 2660, 2831, 2980, 3521, 4172, 5030, 5215, 5662, 7042, 9557, 10060, 10430, 11324, 14084, 14155, 17605, 19114, 19817, 20860, 28310, 35210, 38228, 39634, 47785, 56620, 66899, 70420, 74947, 79268, 95570, 99085, 133798, 149894, 191140, 198170, 267596, 299788, 334495, 374735, 396340, 524629, 668990, 749470, 1049258, 1337980, 1423993, 1498940, 2098516, 2623145, 2847986, 5246290, 5695972, 7119965, 9967951, 10492580, 14239930, 19935902, 28479860, 39871804, 49839755, 99679510, 199359020]

約数ペア:

[(1, 199359020), (2, 99679510), (4, 49839755), (5, 39871804), (7, 28479860), (10, 19935902), (14, 14239930), (19, 10492580), (20, 9967951), (28, 7119965), (35, 5695972), (38, 5246290), (70, 2847986), (76, 2623145), (95, 2098516), (133, 1498940), (140, 1423993), (149, 1337980), (190, 1049258), (266, 749470), (298, 668990), (380, 524629), (503, 396340), (532, 374735), (596, 334495), (665, 299788), (745, 267596), (1006, 198170), (1043, 191140), (1330, 149894), (1490, 133798), (2012, 99085), (2086, 95570), (2515, 79268), (2660, 74947), (2831, 70420), (2980, 66899), (3521, 56620), (4172, 47785), (5030, 39634), (5215, 38228), (5662, 35210), (7042, 28310), (9557, 20860), (10060, 19817), (10430, 19114), (11324, 17605), (14084, 14155)]