321528240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40597}}^1$

素因数の和:40627

約数の個数: 120

約数和(自身を含む): 1177991568

約数和(自身を除く): 856463328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 40597, 81194, 121791, 162388, 202985, 243582, 324776, 365373, 405970, 446567, 487164, 608955, 649552, 730746, 811940, 893134, 974328, 1217910, 1339701, 1461492, 1623880, 1786268, 1826865, 1948656, 2232835, 2435820, 2679402, 2922984, 3247760, 3572536, 3653730, 4019103, 4465670, 4871640, 5358804, 5845968, 6698505, 7145072, 7307460, 8038206, 8931340, 9743280, 10717608, 13397010, 14614920, 16076412, 17862680, 20095515, 21435216, 26794020, 29229840, 32152824, 35725360, 40191030, 53588040, 64305648, 80382060, 107176080, 160764120, 321528240]

約数ペア:

[(1, 321528240), (2, 160764120), (3, 107176080), (4, 80382060), (5, 64305648), (6, 53588040), (8, 40191030), (9, 35725360), (10, 32152824), (11, 29229840), (12, 26794020), (15, 21435216), (16, 20095515), (18, 17862680), (20, 16076412), (22, 14614920), (24, 13397010), (30, 10717608), (33, 9743280), (36, 8931340), (40, 8038206), (44, 7307460), (45, 7145072), (48, 6698505), (55, 5845968), (60, 5358804), (66, 4871640), (72, 4465670), (80, 4019103), (88, 3653730), (90, 3572536), (99, 3247760), (110, 2922984), (120, 2679402), (132, 2435820), (144, 2232835), (165, 1948656), (176, 1826865), (180, 1786268), (198, 1623880), (220, 1461492), (240, 1339701), (264, 1217910), (330, 974328), (360, 893134), (396, 811940), (440, 730746), (495, 649552), (528, 608955), (660, 487164), (720, 446567), (792, 405970), (880, 365373), (990, 324776), (1320, 243582), (1584, 202985), (1980, 162388), (2640, 121791), (3960, 81194), (7920, 40597)]