289943640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{115057}}^1$

素因数の和:115081

約数の個数: 96

約数和(自身を含む): 1076942880

約数和(自身を除く): 786999240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 115057, 230114, 345171, 460228, 575285, 690342, 805399, 920456, 1035513, 1150570, 1380684, 1610798, 1725855, 2071026, 2301140, 2416197, 2761368, 3221596, 3451710, 4026995, 4142052, 4602280, 4832394, 5177565, 6443192, 6903420, 7248591, 8053990, 8284104, 9664788, 10355130, 12080985, 13806840, 14497182, 16107980, 19329576, 20710260, 24161970, 28994364, 32215960, 36242955, 41420520, 48323940, 57988728, 72485910, 96647880, 144971820, 289943640]

約数ペア:

[(1, 289943640), (2, 144971820), (3, 96647880), (4, 72485910), (5, 57988728), (6, 48323940), (7, 41420520), (8, 36242955), (9, 32215960), (10, 28994364), (12, 24161970), (14, 20710260), (15, 19329576), (18, 16107980), (20, 14497182), (21, 13806840), (24, 12080985), (28, 10355130), (30, 9664788), (35, 8284104), (36, 8053990), (40, 7248591), (42, 6903420), (45, 6443192), (56, 5177565), (60, 4832394), (63, 4602280), (70, 4142052), (72, 4026995), (84, 3451710), (90, 3221596), (105, 2761368), (120, 2416197), (126, 2301140), (140, 2071026), (168, 1725855), (180, 1610798), (210, 1380684), (252, 1150570), (280, 1035513), (315, 920456), (360, 805399), (420, 690342), (504, 575285), (630, 460228), (840, 345171), (1260, 230114), (2520, 115057)]