15635880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{257}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 55240380

約数和(自身を除く): 39604500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 257, 260, 312, 338, 360, 390, 468, 507, 514, 520, 585, 676, 771, 780, 845, 936, 1014, 1028, 1170, 1285, 1352, 1521, 1542, 1560, 1690, 2028, 2056, 2313, 2340, 2535, 2570, 3042, 3084, 3341, 3380, 3855, 4056, 4626, 4680, 5070, 5140, 6084, 6168, 6682, 6760, 7605, 7710, 9252, 10023, 10140, 10280, 11565, 12168, 13364, 15210, 15420, 16705, 18504, 20046, 20280, 23130, 26728, 30069, 30420, 30840, 33410, 40092, 43433, 46260, 50115, 60138, 60840, 66820, 80184, 86866, 92520, 100230, 120276, 130299, 133640, 150345, 173732, 200460, 217165, 240552, 260598, 300690, 347464, 390897, 400920, 434330, 521196, 601380, 651495, 781794, 868660, 1042392, 1202760, 1302990, 1563588, 1737320, 1954485, 2605980, 3127176, 3908970, 5211960, 7817940, 15635880]

約数ペア:

[(1, 15635880), (2, 7817940), (3, 5211960), (4, 3908970), (5, 3127176), (6, 2605980), (8, 1954485), (9, 1737320), (10, 1563588), (12, 1302990), (13, 1202760), (15, 1042392), (18, 868660), (20, 781794), (24, 651495), (26, 601380), (30, 521196), (36, 434330), (39, 400920), (40, 390897), (45, 347464), (52, 300690), (60, 260598), (65, 240552), (72, 217165), (78, 200460), (90, 173732), (104, 150345), (117, 133640), (120, 130299), (130, 120276), (156, 100230), (169, 92520), (180, 86866), (195, 80184), (234, 66820), (257, 60840), (260, 60138), (312, 50115), (338, 46260), (360, 43433), (390, 40092), (468, 33410), (507, 30840), (514, 30420), (520, 30069), (585, 26728), (676, 23130), (771, 20280), (780, 20046), (845, 18504), (936, 16705), (1014, 15420), (1028, 15210), (1170, 13364), (1285, 12168), (1352, 11565), (1521, 10280), (1542, 10140), (1560, 10023), (1690, 9252), (2028, 7710), (2056, 7605), (2313, 6760), (2340, 6682), (2535, 6168), (2570, 6084), (3042, 5140), (3084, 5070), (3341, 4680), (3380, 4626), (3855, 4056)]