15706655920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{71161}}^1$

素因数の和:71294

約数の個数: 80

約数和(自身を含む): 38120060160

約数和(自身を除く): 22413404240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 712, 890, 1240, 1424, 1780, 2480, 2759, 3560, 5518, 7120, 11036, 13795, 22072, 27590, 44144, 55180, 71161, 110360, 142322, 220720, 284644, 355805, 569288, 711610, 1138576, 1423220, 2205991, 2846440, 4411982, 5692880, 6333329, 8823964, 11029955, 12666658, 17647928, 22059910, 25333316, 31666645, 35295856, 44119820, 50666632, 63333290, 88239640, 101333264, 126666580, 176479280, 196333199, 253333160, 392666398, 506666320, 785332796, 981665995, 1570665592, 1963331990, 3141331184, 3926663980, 7853327960, 15706655920]

約数ペア:

[(1, 15706655920), (2, 7853327960), (4, 3926663980), (5, 3141331184), (8, 1963331990), (10, 1570665592), (16, 981665995), (20, 785332796), (31, 506666320), (40, 392666398), (62, 253333160), (80, 196333199), (89, 176479280), (124, 126666580), (155, 101333264), (178, 88239640), (248, 63333290), (310, 50666632), (356, 44119820), (445, 35295856), (496, 31666645), (620, 25333316), (712, 22059910), (890, 17647928), (1240, 12666658), (1424, 11029955), (1780, 8823964), (2480, 6333329), (2759, 5692880), (3560, 4411982), (5518, 2846440), (7120, 2205991), (11036, 1423220), (13795, 1138576), (22072, 711610), (27590, 569288), (44144, 355805), (55180, 284644), (71161, 220720), (110360, 142322)]