161040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:88

約数の個数: 80

約数和(自身を含む): 553536

約数和(自身を除く): 392496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 61, 66, 80, 88, 110, 120, 122, 132, 165, 176, 183, 220, 240, 244, 264, 305, 330, 366, 440, 488, 528, 610, 660, 671, 732, 880, 915, 976, 1220, 1320, 1342, 1464, 1830, 2013, 2440, 2640, 2684, 2928, 3355, 3660, 4026, 4880, 5368, 6710, 7320, 8052, 10065, 10736, 13420, 14640, 16104, 20130, 26840, 32208, 40260, 53680, 80520, 161040]

約数ペア:

[(1, 161040), (2, 80520), (3, 53680), (4, 40260), (5, 32208), (6, 26840), (8, 20130), (10, 16104), (11, 14640), (12, 13420), (15, 10736), (16, 10065), (20, 8052), (22, 7320), (24, 6710), (30, 5368), (33, 4880), (40, 4026), (44, 3660), (48, 3355), (55, 2928), (60, 2684), (61, 2640), (66, 2440), (80, 2013), (88, 1830), (110, 1464), (120, 1342), (122, 1320), (132, 1220), (165, 976), (176, 915), (183, 880), (220, 732), (240, 671), (244, 660), (264, 610), (305, 528), (330, 488), (366, 440)]