7172640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 26004888

約数和(自身を除く): 18832248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 293, 306, 340, 360, 408, 480, 510, 544, 586, 612, 680, 720, 765, 816, 879, 1020, 1172, 1224, 1360, 1440, 1465, 1530, 1632, 1758, 2040, 2344, 2448, 2637, 2720, 2930, 3060, 3516, 4080, 4395, 4688, 4896, 4981, 5274, 5860, 6120, 7032, 8160, 8790, 9376, 9962, 10548, 11720, 12240, 13185, 14064, 14943, 17580, 19924, 21096, 23440, 24480, 24905, 26370, 28128, 29886, 35160, 39848, 42192, 44829, 46880, 49810, 52740, 59772, 70320, 74715, 79696, 84384, 89658, 99620, 105480, 119544, 140640, 149430, 159392, 179316, 199240, 210960, 224145, 239088, 298860, 358632, 398480, 421920, 448290, 478176, 597720, 717264, 796960, 896580, 1195440, 1434528, 1793160, 2390880, 3586320, 7172640]

約数ペア:

[(1, 7172640), (2, 3586320), (3, 2390880), (4, 1793160), (5, 1434528), (6, 1195440), (8, 896580), (9, 796960), (10, 717264), (12, 597720), (15, 478176), (16, 448290), (17, 421920), (18, 398480), (20, 358632), (24, 298860), (30, 239088), (32, 224145), (34, 210960), (36, 199240), (40, 179316), (45, 159392), (48, 149430), (51, 140640), (60, 119544), (68, 105480), (72, 99620), (80, 89658), (85, 84384), (90, 79696), (96, 74715), (102, 70320), (120, 59772), (136, 52740), (144, 49810), (153, 46880), (160, 44829), (170, 42192), (180, 39848), (204, 35160), (240, 29886), (255, 28128), (272, 26370), (288, 24905), (293, 24480), (306, 23440), (340, 21096), (360, 19924), (408, 17580), (480, 14943), (510, 14064), (544, 13185), (586, 12240), (612, 11720), (680, 10548), (720, 9962), (765, 9376), (816, 8790), (879, 8160), (1020, 7032), (1172, 6120), (1224, 5860), (1360, 5274), (1440, 4981), (1465, 4896), (1530, 4688), (1632, 4395), (1758, 4080), (2040, 3516), (2344, 3060), (2448, 2930), (2637, 2720)]