387356520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{601}}^1$

素因数の和:787

約数の個数: 128

約数和(自身を含む): 1201495680

約数和(自身を除く): 814139160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 131, 164, 205, 246, 262, 328, 393, 410, 492, 524, 601, 615, 655, 786, 820, 984, 1048, 1202, 1230, 1310, 1572, 1640, 1803, 1965, 2404, 2460, 2620, 3005, 3144, 3606, 3930, 4808, 4920, 5240, 5371, 6010, 7212, 7860, 9015, 10742, 12020, 14424, 15720, 16113, 18030, 21484, 24040, 24641, 26855, 32226, 36060, 42968, 49282, 53710, 64452, 72120, 73923, 78731, 80565, 98564, 107420, 123205, 128904, 147846, 157462, 161130, 197128, 214840, 236193, 246410, 295692, 314924, 322260, 369615, 393655, 472386, 492820, 591384, 629848, 644520, 739230, 787310, 944772, 985640, 1180965, 1478460, 1574620, 1889544, 2361930, 2956920, 3149240, 3227971, 4723860, 6455942, 9447720, 9683913, 12911884, 16139855, 19367826, 25823768, 32279710, 38735652, 48419565, 64559420, 77471304, 96839130, 129118840, 193678260, 387356520]

約数ペア:

[(1, 387356520), (2, 193678260), (3, 129118840), (4, 96839130), (5, 77471304), (6, 64559420), (8, 48419565), (10, 38735652), (12, 32279710), (15, 25823768), (20, 19367826), (24, 16139855), (30, 12911884), (40, 9683913), (41, 9447720), (60, 6455942), (82, 4723860), (120, 3227971), (123, 3149240), (131, 2956920), (164, 2361930), (205, 1889544), (246, 1574620), (262, 1478460), (328, 1180965), (393, 985640), (410, 944772), (492, 787310), (524, 739230), (601, 644520), (615, 629848), (655, 591384), (786, 492820), (820, 472386), (984, 393655), (1048, 369615), (1202, 322260), (1230, 314924), (1310, 295692), (1572, 246410), (1640, 236193), (1803, 214840), (1965, 197128), (2404, 161130), (2460, 157462), (2620, 147846), (3005, 128904), (3144, 123205), (3606, 107420), (3930, 98564), (4808, 80565), (4920, 78731), (5240, 73923), (5371, 72120), (6010, 64452), (7212, 53710), (7860, 49282), (9015, 42968), (10742, 36060), (12020, 32226), (14424, 26855), (15720, 24641), (16113, 24040), (18030, 21484)]