156713880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 485683200

約数和(自身を除く): 328969320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 79, 120, 122, 158, 183, 237, 244, 271, 305, 316, 366, 395, 474, 488, 542, 610, 632, 732, 790, 813, 915, 948, 1084, 1185, 1220, 1355, 1464, 1580, 1626, 1830, 1896, 2168, 2370, 2440, 2710, 3160, 3252, 3660, 4065, 4740, 4819, 5420, 6504, 7320, 8130, 9480, 9638, 10840, 14457, 16260, 16531, 19276, 21409, 24095, 28914, 32520, 33062, 38552, 42818, 48190, 49593, 57828, 64227, 66124, 72285, 82655, 85636, 96380, 99186, 107045, 115656, 128454, 132248, 144570, 165310, 171272, 192760, 198372, 214090, 247965, 256908, 289140, 321135, 330620, 396744, 428180, 495930, 513816, 578280, 642270, 661240, 856360, 991860, 1284540, 1305949, 1983720, 2569080, 2611898, 3917847, 5223796, 6529745, 7835694, 10447592, 13059490, 15671388, 19589235, 26118980, 31342776, 39178470, 52237960, 78356940, 156713880]

約数ペア:

[(1, 156713880), (2, 78356940), (3, 52237960), (4, 39178470), (5, 31342776), (6, 26118980), (8, 19589235), (10, 15671388), (12, 13059490), (15, 10447592), (20, 7835694), (24, 6529745), (30, 5223796), (40, 3917847), (60, 2611898), (61, 2569080), (79, 1983720), (120, 1305949), (122, 1284540), (158, 991860), (183, 856360), (237, 661240), (244, 642270), (271, 578280), (305, 513816), (316, 495930), (366, 428180), (395, 396744), (474, 330620), (488, 321135), (542, 289140), (610, 256908), (632, 247965), (732, 214090), (790, 198372), (813, 192760), (915, 171272), (948, 165310), (1084, 144570), (1185, 132248), (1220, 128454), (1355, 115656), (1464, 107045), (1580, 99186), (1626, 96380), (1830, 85636), (1896, 82655), (2168, 72285), (2370, 66124), (2440, 64227), (2710, 57828), (3160, 49593), (3252, 48190), (3660, 42818), (4065, 38552), (4740, 33062), (4819, 32520), (5420, 28914), (6504, 24095), (7320, 21409), (8130, 19276), (9480, 16531), (9638, 16260), (10840, 14457)]