30958020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 101582208

約数和(自身を除く): 70624188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 67, 68, 85, 90, 102, 134, 151, 153, 170, 180, 201, 204, 255, 268, 302, 306, 335, 340, 402, 453, 510, 603, 604, 612, 670, 755, 765, 804, 906, 1005, 1020, 1139, 1206, 1340, 1359, 1510, 1530, 1812, 2010, 2265, 2278, 2412, 2567, 2718, 3015, 3020, 3060, 3417, 4020, 4530, 4556, 5134, 5436, 5695, 6030, 6795, 6834, 7701, 9060, 10117, 10251, 10268, 11390, 12060, 12835, 13590, 13668, 15402, 17085, 20234, 20502, 22780, 23103, 25670, 27180, 30351, 30804, 34170, 38505, 40468, 41004, 46206, 50585, 51255, 51340, 60702, 68340, 77010, 91053, 92412, 101170, 102510, 115515, 121404, 151755, 154020, 171989, 182106, 202340, 205020, 231030, 303510, 343978, 364212, 455265, 462060, 515967, 607020, 687956, 859945, 910530, 1031934, 1547901, 1719890, 1821060, 2063868, 2579835, 3095802, 3439780, 5159670, 6191604, 7739505, 10319340, 15479010, 30958020]

約数ペア:

[(1, 30958020), (2, 15479010), (3, 10319340), (4, 7739505), (5, 6191604), (6, 5159670), (9, 3439780), (10, 3095802), (12, 2579835), (15, 2063868), (17, 1821060), (18, 1719890), (20, 1547901), (30, 1031934), (34, 910530), (36, 859945), (45, 687956), (51, 607020), (60, 515967), (67, 462060), (68, 455265), (85, 364212), (90, 343978), (102, 303510), (134, 231030), (151, 205020), (153, 202340), (170, 182106), (180, 171989), (201, 154020), (204, 151755), (255, 121404), (268, 115515), (302, 102510), (306, 101170), (335, 92412), (340, 91053), (402, 77010), (453, 68340), (510, 60702), (603, 51340), (604, 51255), (612, 50585), (670, 46206), (755, 41004), (765, 40468), (804, 38505), (906, 34170), (1005, 30804), (1020, 30351), (1139, 27180), (1206, 25670), (1340, 23103), (1359, 22780), (1510, 20502), (1530, 20234), (1812, 17085), (2010, 15402), (2265, 13668), (2278, 13590), (2412, 12835), (2567, 12060), (2718, 11390), (3015, 10268), (3020, 10251), (3060, 10117), (3417, 9060), (4020, 7701), (4530, 6834), (4556, 6795), (5134, 6030), (5436, 5695)]