705292020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{311}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 2203673472

約数和(自身を除く): 1498381452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 293, 311, 387, 430, 516, 586, 622, 645, 774, 860, 879, 933, 1172, 1244, 1290, 1465, 1548, 1555, 1758, 1866, 1935, 2580, 2637, 2799, 2930, 3110, 3516, 3732, 3870, 4395, 4665, 5274, 5598, 5860, 6220, 7740, 8790, 9330, 10548, 11196, 12599, 13185, 13373, 13995, 17580, 18660, 25198, 26370, 26746, 27990, 37797, 40119, 50396, 52740, 53492, 55980, 62995, 66865, 75594, 80238, 91123, 113391, 120357, 125990, 133730, 151188, 160476, 182246, 188985, 200595, 226782, 240714, 251980, 267460, 273369, 364492, 377970, 401190, 453564, 455615, 481428, 546738, 566955, 601785, 755940, 802380, 820107, 911230, 1093476, 1133910, 1203570, 1366845, 1640214, 1822460, 2267820, 2407140, 2733690, 3280428, 3918289, 4100535, 5467380, 7836578, 8201070, 11754867, 15673156, 16402140, 19591445, 23509734, 35264601, 39182890, 47019468, 58774335, 70529202, 78365780, 117548670, 141058404, 176323005, 235097340, 352646010, 705292020]

約数ペア:

[(1, 705292020), (2, 352646010), (3, 235097340), (4, 176323005), (5, 141058404), (6, 117548670), (9, 78365780), (10, 70529202), (12, 58774335), (15, 47019468), (18, 39182890), (20, 35264601), (30, 23509734), (36, 19591445), (43, 16402140), (45, 15673156), (60, 11754867), (86, 8201070), (90, 7836578), (129, 5467380), (172, 4100535), (180, 3918289), (215, 3280428), (258, 2733690), (293, 2407140), (311, 2267820), (387, 1822460), (430, 1640214), (516, 1366845), (586, 1203570), (622, 1133910), (645, 1093476), (774, 911230), (860, 820107), (879, 802380), (933, 755940), (1172, 601785), (1244, 566955), (1290, 546738), (1465, 481428), (1548, 455615), (1555, 453564), (1758, 401190), (1866, 377970), (1935, 364492), (2580, 273369), (2637, 267460), (2799, 251980), (2930, 240714), (3110, 226782), (3516, 200595), (3732, 188985), (3870, 182246), (4395, 160476), (4665, 151188), (5274, 133730), (5598, 125990), (5860, 120357), (6220, 113391), (7740, 91123), (8790, 80238), (9330, 75594), (10548, 66865), (11196, 62995), (12599, 55980), (13185, 53492), (13373, 52740), (13995, 50396), (17580, 40119), (18660, 37797), (25198, 27990), (26370, 26746)]