120907920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{911}}^1$

素因数の和:1013

約数の個数: 160

約数和(自身を含む): 434257920

約数和(自身を除く): 313350000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 911, 948, 1106, 1185, 1264, 1580, 1659, 1680, 1822, 1896, 2212, 2370, 2733, 2765, 3160, 3318, 3644, 3792, 4424, 4555, 4740, 5466, 5530, 6320, 6377, 6636, 7288, 8295, 8848, 9110, 9480, 10932, 11060, 12754, 13272, 13665, 14576, 16590, 18220, 18960, 19131, 21864, 22120, 25508, 26544, 27330, 31885, 33180, 36440, 38262, 43728, 44240, 51016, 54660, 63770, 66360, 71969, 72880, 76524, 95655, 102032, 109320, 127540, 132720, 143938, 153048, 191310, 215907, 218640, 255080, 287876, 306096, 359845, 382620, 431814, 503783, 510160, 575752, 719690, 765240, 863628, 1007566, 1079535, 1151504, 1439380, 1511349, 1530480, 1727256, 2015132, 2159070, 2518915, 2878760, 3022698, 3454512, 4030264, 4318140, 5037830, 5757520, 6045396, 7556745, 8060528, 8636280, 10075660, 12090792, 15113490, 17272560, 20151320, 24181584, 30226980, 40302640, 60453960, 120907920]

約数ペア:

[(1, 120907920), (2, 60453960), (3, 40302640), (4, 30226980), (5, 24181584), (6, 20151320), (7, 17272560), (8, 15113490), (10, 12090792), (12, 10075660), (14, 8636280), (15, 8060528), (16, 7556745), (20, 6045396), (21, 5757520), (24, 5037830), (28, 4318140), (30, 4030264), (35, 3454512), (40, 3022698), (42, 2878760), (48, 2518915), (56, 2159070), (60, 2015132), (70, 1727256), (79, 1530480), (80, 1511349), (84, 1439380), (105, 1151504), (112, 1079535), (120, 1007566), (140, 863628), (158, 765240), (168, 719690), (210, 575752), (237, 510160), (240, 503783), (280, 431814), (316, 382620), (336, 359845), (395, 306096), (420, 287876), (474, 255080), (553, 218640), (560, 215907), (632, 191310), (790, 153048), (840, 143938), (911, 132720), (948, 127540), (1106, 109320), (1185, 102032), (1264, 95655), (1580, 76524), (1659, 72880), (1680, 71969), (1822, 66360), (1896, 63770), (2212, 54660), (2370, 51016), (2733, 44240), (2765, 43728), (3160, 38262), (3318, 36440), (3644, 33180), (3792, 31885), (4424, 27330), (4555, 26544), (4740, 25508), (5466, 22120), (5530, 21864), (6320, 19131), (6377, 18960), (6636, 18220), (7288, 16590), (8295, 14576), (8848, 13665), (9110, 13272), (9480, 12754), (10932, 11060)]