18902250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 52955136

約数和(自身を除く): 34052886

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 125, 150, 155, 186, 225, 250, 271, 279, 310, 375, 450, 465, 542, 558, 750, 775, 813, 930, 1125, 1355, 1395, 1550, 1626, 2250, 2325, 2439, 2710, 2790, 3875, 4065, 4650, 4878, 6775, 6975, 7750, 8130, 8401, 11625, 12195, 13550, 13950, 16802, 20325, 23250, 24390, 25203, 33875, 34875, 40650, 42005, 50406, 60975, 67750, 69750, 75609, 84010, 101625, 121950, 126015, 151218, 203250, 210025, 252030, 304875, 378045, 420050, 609750, 630075, 756090, 1050125, 1260150, 1890225, 2100250, 3150375, 3780450, 6300750, 9451125, 18902250]

約数ペア:

[(1, 18902250), (2, 9451125), (3, 6300750), (5, 3780450), (6, 3150375), (9, 2100250), (10, 1890225), (15, 1260150), (18, 1050125), (25, 756090), (30, 630075), (31, 609750), (45, 420050), (50, 378045), (62, 304875), (75, 252030), (90, 210025), (93, 203250), (125, 151218), (150, 126015), (155, 121950), (186, 101625), (225, 84010), (250, 75609), (271, 69750), (279, 67750), (310, 60975), (375, 50406), (450, 42005), (465, 40650), (542, 34875), (558, 33875), (750, 25203), (775, 24390), (813, 23250), (930, 20325), (1125, 16802), (1355, 13950), (1395, 13550), (1550, 12195), (1626, 11625), (2250, 8401), (2325, 8130), (2439, 7750), (2710, 6975), (2790, 6775), (3875, 4878), (4065, 4650)]