290440260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3121}}^1$

素因数の和:3194

約数の個数: 144

約数和(自身を含む): 981856512

約数和(自身を除く): 691416252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 47, 55, 60, 66, 90, 94, 99, 110, 132, 141, 165, 180, 188, 198, 220, 235, 282, 330, 396, 423, 470, 495, 517, 564, 660, 705, 846, 940, 990, 1034, 1410, 1551, 1692, 1980, 2068, 2115, 2585, 2820, 3102, 3121, 4230, 4653, 5170, 6204, 6242, 7755, 8460, 9306, 9363, 10340, 12484, 15510, 15605, 18612, 18726, 23265, 28089, 31020, 31210, 34331, 37452, 46530, 46815, 56178, 62420, 68662, 93060, 93630, 102993, 112356, 137324, 140445, 146687, 171655, 187260, 205986, 280890, 293374, 308979, 343310, 411972, 440061, 514965, 561780, 586748, 617958, 686620, 733435, 880122, 1029930, 1235916, 1320183, 1466870, 1544895, 1613557, 1760244, 2059860, 2200305, 2640366, 2933740, 3089790, 3227114, 4400610, 4840671, 5280732, 6179580, 6454228, 6600915, 8067785, 8801220, 9681342, 13201830, 14522013, 16135570, 19362684, 24203355, 26403660, 29044026, 32271140, 48406710, 58088052, 72610065, 96813420, 145220130, 290440260]

約数ペア:

[(1, 290440260), (2, 145220130), (3, 96813420), (4, 72610065), (5, 58088052), (6, 48406710), (9, 32271140), (10, 29044026), (11, 26403660), (12, 24203355), (15, 19362684), (18, 16135570), (20, 14522013), (22, 13201830), (30, 9681342), (33, 8801220), (36, 8067785), (44, 6600915), (45, 6454228), (47, 6179580), (55, 5280732), (60, 4840671), (66, 4400610), (90, 3227114), (94, 3089790), (99, 2933740), (110, 2640366), (132, 2200305), (141, 2059860), (165, 1760244), (180, 1613557), (188, 1544895), (198, 1466870), (220, 1320183), (235, 1235916), (282, 1029930), (330, 880122), (396, 733435), (423, 686620), (470, 617958), (495, 586748), (517, 561780), (564, 514965), (660, 440061), (705, 411972), (846, 343310), (940, 308979), (990, 293374), (1034, 280890), (1410, 205986), (1551, 187260), (1692, 171655), (1980, 146687), (2068, 140445), (2115, 137324), (2585, 112356), (2820, 102993), (3102, 93630), (3121, 93060), (4230, 68662), (4653, 62420), (5170, 56178), (6204, 46815), (6242, 46530), (7755, 37452), (8460, 34331), (9306, 31210), (9363, 31020), (10340, 28089), (12484, 23265), (15510, 18726), (15605, 18612)]