131997750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 354931200

約数和(自身を除く): 222933450

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 59, 75, 95, 114, 118, 125, 150, 157, 177, 190, 250, 285, 295, 314, 354, 375, 471, 475, 570, 590, 750, 785, 885, 942, 950, 1121, 1425, 1475, 1570, 1770, 2242, 2355, 2375, 2850, 2950, 2983, 3363, 3925, 4425, 4710, 4750, 5605, 5966, 6726, 7125, 7375, 7850, 8850, 8949, 9263, 11210, 11775, 14250, 14750, 14915, 16815, 17898, 18526, 19625, 22125, 23550, 27789, 28025, 29830, 33630, 39250, 44250, 44745, 46315, 55578, 56050, 58875, 74575, 84075, 89490, 92630, 117750, 138945, 140125, 149150, 168150, 175997, 223725, 231575, 277890, 280250, 351994, 372875, 420375, 447450, 463150, 527991, 694725, 745750, 840750, 879985, 1055982, 1118625, 1157875, 1389450, 1759970, 2237250, 2315750, 2639955, 3473625, 4399925, 5279910, 6947250, 8799850, 13199775, 21999625, 26399550, 43999250, 65998875, 131997750]

約数ペア:

[(1, 131997750), (2, 65998875), (3, 43999250), (5, 26399550), (6, 21999625), (10, 13199775), (15, 8799850), (19, 6947250), (25, 5279910), (30, 4399925), (38, 3473625), (50, 2639955), (57, 2315750), (59, 2237250), (75, 1759970), (95, 1389450), (114, 1157875), (118, 1118625), (125, 1055982), (150, 879985), (157, 840750), (177, 745750), (190, 694725), (250, 527991), (285, 463150), (295, 447450), (314, 420375), (354, 372875), (375, 351994), (471, 280250), (475, 277890), (570, 231575), (590, 223725), (750, 175997), (785, 168150), (885, 149150), (942, 140125), (950, 138945), (1121, 117750), (1425, 92630), (1475, 89490), (1570, 84075), (1770, 74575), (2242, 58875), (2355, 56050), (2375, 55578), (2850, 46315), (2950, 44745), (2983, 44250), (3363, 39250), (3925, 33630), (4425, 29830), (4710, 28025), (4750, 27789), (5605, 23550), (5966, 22125), (6726, 19625), (7125, 18526), (7375, 17898), (7850, 16815), (8850, 14915), (8949, 14750), (9263, 14250), (11210, 11775)]