1557716520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{22039}}^1$

素因数の和:22103

約数の個数: 128

約数和(自身を含む): 5078016000

約数和(自身を除く): 3520299480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1767, 1860, 2280, 2356, 2945, 3534, 3720, 4712, 5890, 7068, 8835, 11780, 14136, 17670, 22039, 23560, 35340, 44078, 66117, 70680, 88156, 110195, 132234, 176312, 220390, 264468, 330585, 418741, 440780, 528936, 661170, 683209, 837482, 881560, 1256223, 1322340, 1366418, 1674964, 2049627, 2093705, 2512446, 2644680, 2732836, 3349928, 3416045, 4099254, 4187410, 5024892, 5465672, 6281115, 6832090, 8198508, 8374820, 10049784, 10248135, 12562230, 12980971, 13664180, 16397016, 16749640, 20496270, 25124460, 25961942, 27328360, 38942913, 40992540, 50248920, 51923884, 64904855, 77885826, 81985080, 103847768, 129809710, 155771652, 194714565, 259619420, 311543304, 389429130, 519238840, 778858260, 1557716520]

約数ペア:

[(1, 1557716520), (2, 778858260), (3, 519238840), (4, 389429130), (5, 311543304), (6, 259619420), (8, 194714565), (10, 155771652), (12, 129809710), (15, 103847768), (19, 81985080), (20, 77885826), (24, 64904855), (30, 51923884), (31, 50248920), (38, 40992540), (40, 38942913), (57, 27328360), (60, 25961942), (62, 25124460), (76, 20496270), (93, 16749640), (95, 16397016), (114, 13664180), (120, 12980971), (124, 12562230), (152, 10248135), (155, 10049784), (186, 8374820), (190, 8198508), (228, 6832090), (248, 6281115), (285, 5465672), (310, 5024892), (372, 4187410), (380, 4099254), (456, 3416045), (465, 3349928), (570, 2732836), (589, 2644680), (620, 2512446), (744, 2093705), (760, 2049627), (930, 1674964), (1140, 1366418), (1178, 1322340), (1240, 1256223), (1767, 881560), (1860, 837482), (2280, 683209), (2356, 661170), (2945, 528936), (3534, 440780), (3720, 418741), (4712, 330585), (5890, 264468), (7068, 220390), (8835, 176312), (11780, 132234), (14136, 110195), (17670, 88156), (22039, 70680), (23560, 66117), (35340, 44078)]