261015840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4421}}^1$

素因数の和:4483

約数の個数: 144

約数和(自身を含む): 912647736

約数和(自身を除く): 651631896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 205, 240, 246, 288, 328, 360, 369, 410, 480, 492, 615, 656, 720, 738, 820, 984, 1230, 1312, 1440, 1476, 1640, 1845, 1968, 2460, 2952, 3280, 3690, 3936, 4421, 4920, 5904, 6560, 7380, 8842, 9840, 11808, 13263, 14760, 17684, 19680, 22105, 26526, 29520, 35368, 39789, 44210, 53052, 59040, 66315, 70736, 79578, 88420, 106104, 132630, 141472, 159156, 176840, 181261, 198945, 212208, 265260, 318312, 353680, 362522, 397890, 424416, 530520, 543783, 636624, 707360, 725044, 795780, 906305, 1061040, 1087566, 1273248, 1450088, 1591560, 1631349, 1812610, 2122080, 2175132, 2718915, 2900176, 3183120, 3262698, 3625220, 4350264, 5437830, 5800352, 6366240, 6525396, 7250440, 8156745, 8700528, 10875660, 13050792, 14500880, 16313490, 17401056, 21751320, 26101584, 29001760, 32626980, 43502640, 52203168, 65253960, 87005280, 130507920, 261015840]

約数ペア:

[(1, 261015840), (2, 130507920), (3, 87005280), (4, 65253960), (5, 52203168), (6, 43502640), (8, 32626980), (9, 29001760), (10, 26101584), (12, 21751320), (15, 17401056), (16, 16313490), (18, 14500880), (20, 13050792), (24, 10875660), (30, 8700528), (32, 8156745), (36, 7250440), (40, 6525396), (41, 6366240), (45, 5800352), (48, 5437830), (60, 4350264), (72, 3625220), (80, 3262698), (82, 3183120), (90, 2900176), (96, 2718915), (120, 2175132), (123, 2122080), (144, 1812610), (160, 1631349), (164, 1591560), (180, 1450088), (205, 1273248), (240, 1087566), (246, 1061040), (288, 906305), (328, 795780), (360, 725044), (369, 707360), (410, 636624), (480, 543783), (492, 530520), (615, 424416), (656, 397890), (720, 362522), (738, 353680), (820, 318312), (984, 265260), (1230, 212208), (1312, 198945), (1440, 181261), (1476, 176840), (1640, 159156), (1845, 141472), (1968, 132630), (2460, 106104), (2952, 88420), (3280, 79578), (3690, 70736), (3936, 66315), (4421, 59040), (4920, 53052), (5904, 44210), (6560, 39789), (7380, 35368), (8842, 29520), (9840, 26526), (11808, 22105), (13263, 19680), (14760, 17684)]