278313360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89203}}^1$

素因数の和:89232

約数の個数: 80

約数和(自身を含む): 929148864

約数和(自身を除く): 650835504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 89203, 178406, 267609, 356812, 446015, 535218, 713624, 892030, 1070436, 1159639, 1338045, 1427248, 1784060, 2140872, 2319278, 2676090, 3478917, 3568120, 4281744, 4638556, 5352180, 5798195, 6957834, 7136240, 9277112, 10704360, 11596390, 13915668, 17394585, 18554224, 21408720, 23192780, 27831336, 34789170, 46385560, 55662672, 69578340, 92771120, 139156680, 278313360]

約数ペア:

[(1, 278313360), (2, 139156680), (3, 92771120), (4, 69578340), (5, 55662672), (6, 46385560), (8, 34789170), (10, 27831336), (12, 23192780), (13, 21408720), (15, 18554224), (16, 17394585), (20, 13915668), (24, 11596390), (26, 10704360), (30, 9277112), (39, 7136240), (40, 6957834), (48, 5798195), (52, 5352180), (60, 4638556), (65, 4281744), (78, 3568120), (80, 3478917), (104, 2676090), (120, 2319278), (130, 2140872), (156, 1784060), (195, 1427248), (208, 1338045), (240, 1159639), (260, 1070436), (312, 892030), (390, 713624), (520, 535218), (624, 446015), (780, 356812), (1040, 267609), (1560, 178406), (3120, 89203)]