78561630

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 241781760

約数和(自身を除く): 163220130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 197, 210, 211, 270, 315, 378, 394, 422, 591, 630, 633, 945, 985, 1055, 1182, 1266, 1379, 1477, 1773, 1890, 1899, 1970, 2110, 2758, 2954, 2955, 3165, 3546, 3798, 4137, 4431, 5319, 5697, 5910, 6330, 6895, 7385, 8274, 8862, 8865, 9495, 10638, 11394, 12411, 13293, 13790, 14770, 17730, 18990, 20685, 22155, 24822, 26586, 26595, 28485, 37233, 39879, 41370, 41567, 44310, 53190, 56970, 62055, 66465, 74466, 79758, 83134, 124110, 124701, 132930, 186165, 199395, 207835, 249402, 290969, 372330, 374103, 398790, 415670, 581938, 623505, 748206, 872907, 1122309, 1247010, 1454845, 1745814, 1870515, 2244618, 2618721, 2909690, 3741030, 4364535, 5237442, 5611545, 7856163, 8729070, 11223090, 13093605, 15712326, 26187210, 39280815, 78561630]

約数ペア:

[(1, 78561630), (2, 39280815), (3, 26187210), (5, 15712326), (6, 13093605), (7, 11223090), (9, 8729070), (10, 7856163), (14, 5611545), (15, 5237442), (18, 4364535), (21, 3741030), (27, 2909690), (30, 2618721), (35, 2244618), (42, 1870515), (45, 1745814), (54, 1454845), (63, 1247010), (70, 1122309), (90, 872907), (105, 748206), (126, 623505), (135, 581938), (189, 415670), (197, 398790), (210, 374103), (211, 372330), (270, 290969), (315, 249402), (378, 207835), (394, 199395), (422, 186165), (591, 132930), (630, 124701), (633, 124110), (945, 83134), (985, 79758), (1055, 74466), (1182, 66465), (1266, 62055), (1379, 56970), (1477, 53190), (1773, 44310), (1890, 41567), (1899, 41370), (1970, 39879), (2110, 37233), (2758, 28485), (2954, 26595), (2955, 26586), (3165, 24822), (3546, 22155), (3798, 20685), (4137, 18990), (4431, 17730), (5319, 14770), (5697, 13790), (5910, 13293), (6330, 12411), (6895, 11394), (7385, 10638), (8274, 9495), (8862, 8865)]