72449580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 250629120

約数和(自身を除く): 178179540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 73, 84, 85, 102, 105, 119, 139, 140, 146, 170, 204, 210, 219, 238, 255, 278, 292, 340, 357, 365, 417, 420, 438, 476, 510, 511, 556, 595, 695, 714, 730, 834, 876, 973, 1020, 1022, 1095, 1190, 1241, 1390, 1428, 1460, 1533, 1668, 1785, 1946, 2044, 2085, 2190, 2363, 2380, 2482, 2555, 2780, 2919, 3066, 3570, 3723, 3892, 4170, 4380, 4726, 4865, 4964, 5110, 5838, 6132, 6205, 7089, 7140, 7446, 7665, 8340, 8687, 9452, 9730, 10147, 10220, 11676, 11815, 12410, 14178, 14595, 14892, 15330, 16541, 17374, 18615, 19460, 20294, 23630, 24820, 26061, 28356, 29190, 30441, 30660, 33082, 34748, 35445, 37230, 40588, 43435, 47260, 49623, 50735, 52122, 58380, 60882, 66164, 70890, 71029, 74460, 82705, 86870, 99246, 101470, 104244, 121764, 130305, 141780, 142058, 152205, 165410, 172499, 173740, 198492, 202940, 213087, 248115, 260610, 284116, 304410, 330820, 344998, 355145, 426174, 496230, 517497, 521220, 608820, 689996, 710290, 852348, 862495, 992460, 1034994, 1065435, 1207493, 1420580, 1724990, 2069988, 2130870, 2414986, 2587485, 3449980, 3622479, 4261740, 4829972, 5174970, 6037465, 7244958, 10349940, 12074930, 14489916, 18112395, 24149860, 36224790, 72449580]

約数ペア:

[(1, 72449580), (2, 36224790), (3, 24149860), (4, 18112395), (5, 14489916), (6, 12074930), (7, 10349940), (10, 7244958), (12, 6037465), (14, 5174970), (15, 4829972), (17, 4261740), (20, 3622479), (21, 3449980), (28, 2587485), (30, 2414986), (34, 2130870), (35, 2069988), (42, 1724990), (51, 1420580), (60, 1207493), (68, 1065435), (70, 1034994), (73, 992460), (84, 862495), (85, 852348), (102, 710290), (105, 689996), (119, 608820), (139, 521220), (140, 517497), (146, 496230), (170, 426174), (204, 355145), (210, 344998), (219, 330820), (238, 304410), (255, 284116), (278, 260610), (292, 248115), (340, 213087), (357, 202940), (365, 198492), (417, 173740), (420, 172499), (438, 165410), (476, 152205), (510, 142058), (511, 141780), (556, 130305), (595, 121764), (695, 104244), (714, 101470), (730, 99246), (834, 86870), (876, 82705), (973, 74460), (1020, 71029), (1022, 70890), (1095, 66164), (1190, 60882), (1241, 58380), (1390, 52122), (1428, 50735), (1460, 49623), (1533, 47260), (1668, 43435), (1785, 40588), (1946, 37230), (2044, 35445), (2085, 34748), (2190, 33082), (2363, 30660), (2380, 30441), (2482, 29190), (2555, 28356), (2780, 26061), (2919, 24820), (3066, 23630), (3570, 20294), (3723, 19460), (3892, 18615), (4170, 17374), (4380, 16541), (4726, 15330), (4865, 14892), (4964, 14595), (5110, 14178), (5838, 12410), (6132, 11815), (6205, 11676), (7089, 10220), (7140, 10147), (7446, 9730), (7665, 9452), (8340, 8687)]