78860880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15647}}^1$

素因数の和:15673

約数の個数: 120

約数和(自身を含む): 302694912

約数和(自身を除く): 223834032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15647, 31294, 46941, 62588, 78235, 93882, 109529, 125176, 140823, 156470, 187764, 219058, 234705, 250352, 281646, 312940, 328587, 375528, 438116, 469410, 547645, 563292, 625880, 657174, 704115, 751056, 876232, 938820, 985761, 1095290, 1126584, 1251760, 1314348, 1408230, 1642935, 1752464, 1877640, 1971522, 2190580, 2253168, 2628696, 2816460, 3285870, 3755280, 3943044, 4381160, 4928805, 5257392, 5632920, 6571740, 7886088, 8762320, 9857610, 11265840, 13143480, 15772176, 19715220, 26286960, 39430440, 78860880]

約数ペア:

[(1, 78860880), (2, 39430440), (3, 26286960), (4, 19715220), (5, 15772176), (6, 13143480), (7, 11265840), (8, 9857610), (9, 8762320), (10, 7886088), (12, 6571740), (14, 5632920), (15, 5257392), (16, 4928805), (18, 4381160), (20, 3943044), (21, 3755280), (24, 3285870), (28, 2816460), (30, 2628696), (35, 2253168), (36, 2190580), (40, 1971522), (42, 1877640), (45, 1752464), (48, 1642935), (56, 1408230), (60, 1314348), (63, 1251760), (70, 1126584), (72, 1095290), (80, 985761), (84, 938820), (90, 876232), (105, 751056), (112, 704115), (120, 657174), (126, 625880), (140, 563292), (144, 547645), (168, 469410), (180, 438116), (210, 375528), (240, 328587), (252, 312940), (280, 281646), (315, 250352), (336, 234705), (360, 219058), (420, 187764), (504, 156470), (560, 140823), (630, 125176), (720, 109529), (840, 93882), (1008, 78235), (1260, 62588), (1680, 46941), (2520, 31294), (5040, 15647)]