1219090920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{1063}}^1$

素因数の和:1599

約数の個数: 128

約数和(自身を含む): 3861043200

約数和(自身を除く): 2641952280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 503, 570, 760, 1006, 1063, 1140, 1509, 2012, 2126, 2280, 2515, 3018, 3189, 4024, 4252, 5030, 5315, 6036, 6378, 7545, 8504, 9557, 10060, 10630, 12072, 12756, 15090, 15945, 19114, 20120, 20197, 21260, 25512, 28671, 30180, 31890, 38228, 40394, 42520, 47785, 57342, 60360, 60591, 63780, 76456, 80788, 95570, 100985, 114684, 121182, 127560, 143355, 161576, 191140, 201970, 229368, 242364, 286710, 302955, 382280, 403940, 484728, 534689, 573420, 605910, 807880, 1069378, 1146840, 1211820, 1604067, 2138756, 2423640, 2673445, 3208134, 4277512, 5346890, 6416268, 8020335, 10159091, 10693780, 12832536, 16040670, 20318182, 21387560, 30477273, 32081340, 40636364, 50795455, 60954546, 64162680, 81272728, 101590910, 121909092, 152386365, 203181820, 243818184, 304772730, 406363640, 609545460, 1219090920]

約数ペア:

[(1, 1219090920), (2, 609545460), (3, 406363640), (4, 304772730), (5, 243818184), (6, 203181820), (8, 152386365), (10, 121909092), (12, 101590910), (15, 81272728), (19, 64162680), (20, 60954546), (24, 50795455), (30, 40636364), (38, 32081340), (40, 30477273), (57, 21387560), (60, 20318182), (76, 16040670), (95, 12832536), (114, 10693780), (120, 10159091), (152, 8020335), (190, 6416268), (228, 5346890), (285, 4277512), (380, 3208134), (456, 2673445), (503, 2423640), (570, 2138756), (760, 1604067), (1006, 1211820), (1063, 1146840), (1140, 1069378), (1509, 807880), (2012, 605910), (2126, 573420), (2280, 534689), (2515, 484728), (3018, 403940), (3189, 382280), (4024, 302955), (4252, 286710), (5030, 242364), (5315, 229368), (6036, 201970), (6378, 191140), (7545, 161576), (8504, 143355), (9557, 127560), (10060, 121182), (10630, 114684), (12072, 100985), (12756, 95570), (15090, 80788), (15945, 76456), (19114, 63780), (20120, 60591), (20197, 60360), (21260, 57342), (25512, 47785), (28671, 42520), (30180, 40394), (31890, 38228)]