16487640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 58237920

約数和(自身を除く): 41750280

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, 260, 271, 312, 338, 360, 390, 468, 507, 520, 542, 585, 676, 780, 813, 845, 936, 1014, 1084, 1170, 1352, 1355, 1521, 1560, 1626, 1690, 2028, 2168, 2340, 2439, 2535, 2710, 3042, 3252, 3380, 3523, 4056, 4065, 4680, 4878, 5070, 5420, 6084, 6504, 6760, 7046, 7605, 8130, 9756, 10140, 10569, 10840, 12168, 12195, 14092, 15210, 16260, 17615, 19512, 20280, 21138, 24390, 28184, 30420, 31707, 32520, 35230, 42276, 45799, 48780, 52845, 60840, 63414, 70460, 84552, 91598, 97560, 105690, 126828, 137397, 140920, 158535, 183196, 211380, 228995, 253656, 274794, 317070, 366392, 412191, 422760, 457990, 549588, 634140, 686985, 824382, 915980, 1099176, 1268280, 1373970, 1648764, 1831960, 2060955, 2747940, 3297528, 4121910, 5495880, 8243820, 16487640]

約数ペア:

[(1, 16487640), (2, 8243820), (3, 5495880), (4, 4121910), (5, 3297528), (6, 2747940), (8, 2060955), (9, 1831960), (10, 1648764), (12, 1373970), (13, 1268280), (15, 1099176), (18, 915980), (20, 824382), (24, 686985), (26, 634140), (30, 549588), (36, 457990), (39, 422760), (40, 412191), (45, 366392), (52, 317070), (60, 274794), (65, 253656), (72, 228995), (78, 211380), (90, 183196), (104, 158535), (117, 140920), (120, 137397), (130, 126828), (156, 105690), (169, 97560), (180, 91598), (195, 84552), (234, 70460), (260, 63414), (271, 60840), (312, 52845), (338, 48780), (360, 45799), (390, 42276), (468, 35230), (507, 32520), (520, 31707), (542, 30420), (585, 28184), (676, 24390), (780, 21138), (813, 20280), (845, 19512), (936, 17615), (1014, 16260), (1084, 15210), (1170, 14092), (1352, 12195), (1355, 12168), (1521, 10840), (1560, 10569), (1626, 10140), (1690, 9756), (2028, 8130), (2168, 7605), (2340, 7046), (2439, 6760), (2535, 6504), (2710, 6084), (3042, 5420), (3252, 5070), (3380, 4878), (3523, 4680), (4056, 4065)]