238940560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 617103360

約数和(自身を除く): 378162800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 59, 62, 71, 80, 92, 115, 118, 124, 142, 155, 184, 230, 236, 248, 284, 295, 310, 355, 368, 460, 472, 496, 568, 590, 620, 710, 713, 920, 944, 1136, 1180, 1240, 1357, 1420, 1426, 1633, 1829, 1840, 2201, 2360, 2480, 2714, 2840, 2852, 3266, 3565, 3658, 4189, 4402, 4720, 5428, 5680, 5704, 6532, 6785, 7130, 7316, 8165, 8378, 8804, 9145, 10856, 11005, 11408, 13064, 13570, 14260, 14632, 16330, 16756, 17608, 18290, 20945, 21712, 22010, 26128, 27140, 28520, 29264, 32660, 33512, 35216, 36580, 41890, 42067, 44020, 50623, 54280, 57040, 65320, 67024, 73160, 83780, 84134, 88040, 96347, 101246, 108560, 129859, 130640, 146320, 167560, 168268, 176080, 192694, 202492, 210335, 253115, 259718, 335120, 336536, 385388, 404984, 420670, 481735, 506230, 519436, 649295, 673072, 770776, 809968, 841340, 963470, 1012460, 1038872, 1298590, 1541552, 1682680, 1926940, 2024920, 2077744, 2597180, 2986757, 3365360, 3853880, 4049840, 5194360, 5973514, 7707760, 10388720, 11947028, 14933785, 23894056, 29867570, 47788112, 59735140, 119470280, 238940560]

約数ペア:

[(1, 238940560), (2, 119470280), (4, 59735140), (5, 47788112), (8, 29867570), (10, 23894056), (16, 14933785), (20, 11947028), (23, 10388720), (31, 7707760), (40, 5973514), (46, 5194360), (59, 4049840), (62, 3853880), (71, 3365360), (80, 2986757), (92, 2597180), (115, 2077744), (118, 2024920), (124, 1926940), (142, 1682680), (155, 1541552), (184, 1298590), (230, 1038872), (236, 1012460), (248, 963470), (284, 841340), (295, 809968), (310, 770776), (355, 673072), (368, 649295), (460, 519436), (472, 506230), (496, 481735), (568, 420670), (590, 404984), (620, 385388), (710, 336536), (713, 335120), (920, 259718), (944, 253115), (1136, 210335), (1180, 202492), (1240, 192694), (1357, 176080), (1420, 168268), (1426, 167560), (1633, 146320), (1829, 130640), (1840, 129859), (2201, 108560), (2360, 101246), (2480, 96347), (2714, 88040), (2840, 84134), (2852, 83780), (3266, 73160), (3565, 67024), (3658, 65320), (4189, 57040), (4402, 54280), (4720, 50623), (5428, 44020), (5680, 42067), (5704, 41890), (6532, 36580), (6785, 35216), (7130, 33512), (7316, 32660), (8165, 29264), (8378, 28520), (8804, 27140), (9145, 26128), (10856, 22010), (11005, 21712), (11408, 20945), (13064, 18290), (13570, 17608), (14260, 16756), (14632, 16330)]