258302460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 802394208

約数和(自身を除く): 544091748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 156, 164, 195, 197, 205, 246, 260, 390, 394, 410, 492, 533, 591, 615, 780, 788, 820, 985, 1066, 1182, 1230, 1599, 1681, 1970, 2132, 2364, 2460, 2561, 2665, 2955, 3198, 3362, 3940, 5043, 5122, 5330, 5910, 6396, 6724, 7683, 7995, 8077, 8405, 10086, 10244, 10660, 11820, 12805, 15366, 15990, 16154, 16810, 20172, 21853, 24231, 25215, 25610, 30732, 31980, 32308, 33620, 38415, 40385, 43706, 48462, 50430, 51220, 65559, 76830, 80770, 87412, 96924, 100860, 105001, 109265, 121155, 131118, 153660, 161540, 210002, 218530, 242310, 262236, 315003, 327795, 331157, 420004, 437060, 484620, 525005, 630006, 655590, 662314, 993471, 1050010, 1260012, 1311180, 1324628, 1575015, 1655785, 1986942, 2100020, 3150030, 3311570, 3973884, 4305041, 4967355, 6300060, 6623140, 8610082, 9934710, 12915123, 17220164, 19869420, 21525205, 25830246, 43050410, 51660492, 64575615, 86100820, 129151230, 258302460]

約数ペア:

[(1, 258302460), (2, 129151230), (3, 86100820), (4, 64575615), (5, 51660492), (6, 43050410), (10, 25830246), (12, 21525205), (13, 19869420), (15, 17220164), (20, 12915123), (26, 9934710), (30, 8610082), (39, 6623140), (41, 6300060), (52, 4967355), (60, 4305041), (65, 3973884), (78, 3311570), (82, 3150030), (123, 2100020), (130, 1986942), (156, 1655785), (164, 1575015), (195, 1324628), (197, 1311180), (205, 1260012), (246, 1050010), (260, 993471), (390, 662314), (394, 655590), (410, 630006), (492, 525005), (533, 484620), (591, 437060), (615, 420004), (780, 331157), (788, 327795), (820, 315003), (985, 262236), (1066, 242310), (1182, 218530), (1230, 210002), (1599, 161540), (1681, 153660), (1970, 131118), (2132, 121155), (2364, 109265), (2460, 105001), (2561, 100860), (2665, 96924), (2955, 87412), (3198, 80770), (3362, 76830), (3940, 65559), (5043, 51220), (5122, 50430), (5330, 48462), (5910, 43706), (6396, 40385), (6724, 38415), (7683, 33620), (7995, 32308), (8077, 31980), (8405, 30732), (10086, 25610), (10244, 25215), (10660, 24231), (11820, 21853), (12805, 20172), (15366, 16810), (15990, 16154)]