209009220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:510

約数の個数: 192

約数和(自身を含む): 719663616

約数和(自身を除く): 510654396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 73, 84, 85, 102, 105, 119, 140, 146, 170, 204, 210, 219, 238, 255, 292, 340, 357, 365, 401, 420, 438, 476, 510, 511, 595, 714, 730, 802, 876, 1020, 1022, 1095, 1190, 1203, 1241, 1428, 1460, 1533, 1604, 1785, 2005, 2044, 2190, 2380, 2406, 2482, 2555, 2807, 3066, 3570, 3723, 4010, 4380, 4812, 4964, 5110, 5614, 6015, 6132, 6205, 6817, 7140, 7446, 7665, 8020, 8421, 8687, 10220, 11228, 12030, 12410, 13634, 14035, 14892, 15330, 16842, 17374, 18615, 20451, 24060, 24820, 26061, 27268, 28070, 29273, 30660, 33684, 34085, 34748, 37230, 40902, 42105, 43435, 47719, 52122, 56140, 58546, 68170, 74460, 81804, 84210, 86870, 87819, 95438, 102255, 104244, 117092, 130305, 136340, 143157, 146365, 168420, 173740, 175638, 190876, 204510, 204911, 238595, 260610, 286314, 292730, 351276, 409020, 409822, 439095, 477190, 497641, 521220, 572628, 585460, 614733, 715785, 819644, 878190, 954380, 995282, 1024555, 1229466, 1431570, 1492923, 1756380, 1990564, 2049110, 2458932, 2488205, 2863140, 2985846, 3073665, 3483487, 4098220, 4976410, 5971692, 6147330, 6966974, 7464615, 9952820, 10450461, 12294660, 13933948, 14929230, 17417435, 20900922, 29858460, 34834870, 41801844, 52252305, 69669740, 104504610, 209009220]

約数ペア:

[(1, 209009220), (2, 104504610), (3, 69669740), (4, 52252305), (5, 41801844), (6, 34834870), (7, 29858460), (10, 20900922), (12, 17417435), (14, 14929230), (15, 13933948), (17, 12294660), (20, 10450461), (21, 9952820), (28, 7464615), (30, 6966974), (34, 6147330), (35, 5971692), (42, 4976410), (51, 4098220), (60, 3483487), (68, 3073665), (70, 2985846), (73, 2863140), (84, 2488205), (85, 2458932), (102, 2049110), (105, 1990564), (119, 1756380), (140, 1492923), (146, 1431570), (170, 1229466), (204, 1024555), (210, 995282), (219, 954380), (238, 878190), (255, 819644), (292, 715785), (340, 614733), (357, 585460), (365, 572628), (401, 521220), (420, 497641), (438, 477190), (476, 439095), (510, 409822), (511, 409020), (595, 351276), (714, 292730), (730, 286314), (802, 260610), (876, 238595), (1020, 204911), (1022, 204510), (1095, 190876), (1190, 175638), (1203, 173740), (1241, 168420), (1428, 146365), (1460, 143157), (1533, 136340), (1604, 130305), (1785, 117092), (2005, 104244), (2044, 102255), (2190, 95438), (2380, 87819), (2406, 86870), (2482, 84210), (2555, 81804), (2807, 74460), (3066, 68170), (3570, 58546), (3723, 56140), (4010, 52122), (4380, 47719), (4812, 43435), (4964, 42105), (5110, 40902), (5614, 37230), (6015, 34748), (6132, 34085), (6205, 33684), (6817, 30660), (7140, 29273), (7446, 28070), (7665, 27268), (8020, 26061), (8421, 24820), (8687, 24060), (10220, 20451), (11228, 18615), (12030, 17374), (12410, 16842), (13634, 15330), (14035, 14892)]