2215440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 7921368

約数和(自身を除く): 5705928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 181, 204, 240, 255, 272, 306, 340, 360, 362, 408, 510, 543, 612, 680, 720, 724, 765, 816, 905, 1020, 1086, 1224, 1360, 1448, 1530, 1629, 1810, 2040, 2172, 2448, 2715, 2896, 3060, 3077, 3258, 3620, 4080, 4344, 5430, 6120, 6154, 6516, 7240, 8145, 8688, 9231, 10860, 12240, 12308, 13032, 14480, 15385, 16290, 18462, 21720, 24616, 26064, 27693, 30770, 32580, 36924, 43440, 46155, 49232, 55386, 61540, 65160, 73848, 92310, 110772, 123080, 130320, 138465, 147696, 184620, 221544, 246160, 276930, 369240, 443088, 553860, 738480, 1107720, 2215440]

約数ペア:

[(1, 2215440), (2, 1107720), (3, 738480), (4, 553860), (5, 443088), (6, 369240), (8, 276930), (9, 246160), (10, 221544), (12, 184620), (15, 147696), (16, 138465), (17, 130320), (18, 123080), (20, 110772), (24, 92310), (30, 73848), (34, 65160), (36, 61540), (40, 55386), (45, 49232), (48, 46155), (51, 43440), (60, 36924), (68, 32580), (72, 30770), (80, 27693), (85, 26064), (90, 24616), (102, 21720), (120, 18462), (136, 16290), (144, 15385), (153, 14480), (170, 13032), (180, 12308), (181, 12240), (204, 10860), (240, 9231), (255, 8688), (272, 8145), (306, 7240), (340, 6516), (360, 6154), (362, 6120), (408, 5430), (510, 4344), (543, 4080), (612, 3620), (680, 3258), (720, 3077), (724, 3060), (765, 2896), (816, 2715), (905, 2448), (1020, 2172), (1086, 2040), (1224, 1810), (1360, 1629), (1448, 1530)]