247705980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{5167}}^1$

素因数の和:5243

約数の個数: 96

約数和(自身を含む): 750145536

約数和(自身を除く): 502439556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 47, 51, 60, 68, 85, 94, 102, 141, 170, 188, 204, 235, 255, 282, 340, 470, 510, 564, 705, 799, 940, 1020, 1410, 1598, 2397, 2820, 3196, 3995, 4794, 5167, 7990, 9588, 10334, 11985, 15501, 15980, 20668, 23970, 25835, 31002, 47940, 51670, 62004, 77505, 87839, 103340, 155010, 175678, 242849, 263517, 310020, 351356, 439195, 485698, 527034, 728547, 878390, 971396, 1054068, 1214245, 1317585, 1457094, 1756780, 2428490, 2635170, 2914188, 3642735, 4128433, 4856980, 5270340, 7285470, 8256866, 12385299, 14570940, 16513732, 20642165, 24770598, 41284330, 49541196, 61926495, 82568660, 123852990, 247705980]

約数ペア:

[(1, 247705980), (2, 123852990), (3, 82568660), (4, 61926495), (5, 49541196), (6, 41284330), (10, 24770598), (12, 20642165), (15, 16513732), (17, 14570940), (20, 12385299), (30, 8256866), (34, 7285470), (47, 5270340), (51, 4856980), (60, 4128433), (68, 3642735), (85, 2914188), (94, 2635170), (102, 2428490), (141, 1756780), (170, 1457094), (188, 1317585), (204, 1214245), (235, 1054068), (255, 971396), (282, 878390), (340, 728547), (470, 527034), (510, 485698), (564, 439195), (705, 351356), (799, 310020), (940, 263517), (1020, 242849), (1410, 175678), (1598, 155010), (2397, 103340), (2820, 87839), (3196, 77505), (3995, 62004), (4794, 51670), (5167, 47940), (7990, 31002), (9588, 25835), (10334, 23970), (11985, 20668), (15501, 15980)]