81082320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30713}}^1$

素因数の和:30740

約数の個数: 80

約数和(自身を含む): 274214592

約数和(自身を除く): 193132272

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, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 30713, 61426, 92139, 122852, 153565, 184278, 245704, 307130, 337843, 368556, 460695, 491408, 614260, 675686, 737112, 921390, 1013529, 1228520, 1351372, 1474224, 1689215, 1842780, 2027058, 2457040, 2702744, 3378430, 3685560, 4054116, 5067645, 5405488, 6756860, 7371120, 8108232, 10135290, 13513720, 16216464, 20270580, 27027440, 40541160, 81082320]

約数ペア:

[(1, 81082320), (2, 40541160), (3, 27027440), (4, 20270580), (5, 16216464), (6, 13513720), (8, 10135290), (10, 8108232), (11, 7371120), (12, 6756860), (15, 5405488), (16, 5067645), (20, 4054116), (22, 3685560), (24, 3378430), (30, 2702744), (33, 2457040), (40, 2027058), (44, 1842780), (48, 1689215), (55, 1474224), (60, 1351372), (66, 1228520), (80, 1013529), (88, 921390), (110, 737112), (120, 675686), (132, 614260), (165, 491408), (176, 460695), (220, 368556), (240, 337843), (264, 307130), (330, 245704), (440, 184278), (528, 153565), (660, 122852), (880, 92139), (1320, 61426), (2640, 30713)]