138538320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9463}}^1$

素因数の和:9540

約数の個数: 80

約数和(自身を含む): 436555392

約数和(自身を除く): 298017072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 9463, 14640, 18926, 28389, 37852, 47315, 56778, 75704, 94630, 113556, 141945, 151408, 189260, 227112, 283890, 378520, 454224, 567780, 577243, 757040, 1135560, 1154486, 1731729, 2271120, 2308972, 2886215, 3463458, 4617944, 5772430, 6926916, 8658645, 9235888, 11544860, 13853832, 17317290, 23089720, 27707664, 34634580, 46179440, 69269160, 138538320]

約数ペア:

[(1, 138538320), (2, 69269160), (3, 46179440), (4, 34634580), (5, 27707664), (6, 23089720), (8, 17317290), (10, 13853832), (12, 11544860), (15, 9235888), (16, 8658645), (20, 6926916), (24, 5772430), (30, 4617944), (40, 3463458), (48, 2886215), (60, 2308972), (61, 2271120), (80, 1731729), (120, 1154486), (122, 1135560), (183, 757040), (240, 577243), (244, 567780), (305, 454224), (366, 378520), (488, 283890), (610, 227112), (732, 189260), (915, 151408), (976, 141945), (1220, 113556), (1464, 94630), (1830, 75704), (2440, 56778), (2928, 47315), (3660, 37852), (4880, 28389), (7320, 18926), (9463, 14640)]