68976180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4211}}^1$

素因数の和:4246

約数の個数: 144

約数和(自身を含む): 257572224

約数和(自身を除く): 188596044

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 4211, 5460, 8190, 8422, 12633, 16380, 16844, 21055, 25266, 29477, 37899, 42110, 50532, 54743, 58954, 63165, 75798, 84220, 88431, 109486, 117908, 126330, 147385, 151596, 164229, 176862, 189495, 218972, 252660, 265293, 273715, 294770, 328458, 353724, 378990, 383201, 442155, 492687, 530586, 547430, 589540, 656916, 757980, 766402, 821145, 884310, 985374, 1061172, 1094860, 1149603, 1326465, 1532804, 1642290, 1768620, 1916005, 1970748, 2299206, 2463435, 2652930, 3284580, 3448809, 3832010, 4598412, 4926870, 5305860, 5748015, 6897618, 7664020, 9853740, 11496030, 13795236, 17244045, 22992060, 34488090, 68976180]

約数ペア:

[(1, 68976180), (2, 34488090), (3, 22992060), (4, 17244045), (5, 13795236), (6, 11496030), (7, 9853740), (9, 7664020), (10, 6897618), (12, 5748015), (13, 5305860), (14, 4926870), (15, 4598412), (18, 3832010), (20, 3448809), (21, 3284580), (26, 2652930), (28, 2463435), (30, 2299206), (35, 1970748), (36, 1916005), (39, 1768620), (42, 1642290), (45, 1532804), (52, 1326465), (60, 1149603), (63, 1094860), (65, 1061172), (70, 985374), (78, 884310), (84, 821145), (90, 766402), (91, 757980), (105, 656916), (117, 589540), (126, 547430), (130, 530586), (140, 492687), (156, 442155), (180, 383201), (182, 378990), (195, 353724), (210, 328458), (234, 294770), (252, 273715), (260, 265293), (273, 252660), (315, 218972), (364, 189495), (390, 176862), (420, 164229), (455, 151596), (468, 147385), (546, 126330), (585, 117908), (630, 109486), (780, 88431), (819, 84220), (910, 75798), (1092, 63165), (1170, 58954), (1260, 54743), (1365, 50532), (1638, 42110), (1820, 37899), (2340, 29477), (2730, 25266), (3276, 21055), (4095, 16844), (4211, 16380), (5460, 12633), (8190, 8422)]