87072180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 273498624

約数和(自身を除く): 186426444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 169, 186, 195, 260, 277, 310, 338, 372, 390, 403, 465, 507, 554, 620, 676, 780, 806, 831, 845, 930, 1014, 1108, 1209, 1385, 1612, 1662, 1690, 1860, 2015, 2028, 2418, 2535, 2770, 3324, 3380, 3601, 4030, 4155, 4836, 5070, 5239, 5540, 6045, 7202, 8060, 8310, 8587, 10140, 10478, 10803, 12090, 14404, 15717, 16620, 17174, 18005, 20956, 21606, 24180, 25761, 26195, 31434, 34348, 36010, 42935, 43212, 46813, 51522, 52390, 54015, 62868, 72020, 78585, 85870, 93626, 103044, 104780, 108030, 111631, 128805, 140439, 157170, 171740, 187252, 216060, 223262, 234065, 257610, 280878, 314340, 334893, 446524, 468130, 515220, 558155, 561756, 669786, 702195, 936260, 1116310, 1339572, 1404390, 1451203, 1674465, 2232620, 2808780, 2902406, 3348930, 4353609, 5804812, 6697860, 7256015, 8707218, 14512030, 17414436, 21768045, 29024060, 43536090, 87072180]

約数ペア:

[(1, 87072180), (2, 43536090), (3, 29024060), (4, 21768045), (5, 17414436), (6, 14512030), (10, 8707218), (12, 7256015), (13, 6697860), (15, 5804812), (20, 4353609), (26, 3348930), (30, 2902406), (31, 2808780), (39, 2232620), (52, 1674465), (60, 1451203), (62, 1404390), (65, 1339572), (78, 1116310), (93, 936260), (124, 702195), (130, 669786), (155, 561756), (156, 558155), (169, 515220), (186, 468130), (195, 446524), (260, 334893), (277, 314340), (310, 280878), (338, 257610), (372, 234065), (390, 223262), (403, 216060), (465, 187252), (507, 171740), (554, 157170), (620, 140439), (676, 128805), (780, 111631), (806, 108030), (831, 104780), (845, 103044), (930, 93626), (1014, 85870), (1108, 78585), (1209, 72020), (1385, 62868), (1612, 54015), (1662, 52390), (1690, 51522), (1860, 46813), (2015, 43212), (2028, 42935), (2418, 36010), (2535, 34348), (2770, 31434), (3324, 26195), (3380, 25761), (3601, 24180), (4030, 21606), (4155, 20956), (4836, 18005), (5070, 17174), (5239, 16620), (5540, 15717), (6045, 14404), (7202, 12090), (8060, 10803), (8310, 10478), (8587, 10140)]