778891140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1289}}^1$

素因数の和:1683

約数の個数: 120

約数和(自身を含む): 2451861720

約数和(自身を除く): 1672970580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 373, 405, 540, 746, 810, 1119, 1289, 1492, 1620, 1865, 2238, 2578, 3357, 3730, 3867, 4476, 5156, 5595, 6445, 6714, 7460, 7734, 10071, 11190, 11601, 12890, 13428, 15468, 16785, 19335, 20142, 22380, 23202, 25780, 30213, 33570, 34803, 38670, 40284, 46404, 50355, 58005, 60426, 67140, 69606, 77340, 100710, 104409, 116010, 120852, 139212, 151065, 174015, 201420, 208818, 232020, 302130, 348030, 417636, 480797, 522045, 604260, 696060, 961594, 1044090, 1442391, 1923188, 2088180, 2403985, 2884782, 4327173, 4807970, 5769564, 7211955, 8654346, 9615940, 12981519, 14423910, 17308692, 21635865, 25963038, 28847820, 38944557, 43271730, 51926076, 64907595, 77889114, 86543460, 129815190, 155778228, 194722785, 259630380, 389445570, 778891140]

約数ペア:

[(1, 778891140), (2, 389445570), (3, 259630380), (4, 194722785), (5, 155778228), (6, 129815190), (9, 86543460), (10, 77889114), (12, 64907595), (15, 51926076), (18, 43271730), (20, 38944557), (27, 28847820), (30, 25963038), (36, 21635865), (45, 17308692), (54, 14423910), (60, 12981519), (81, 9615940), (90, 8654346), (108, 7211955), (135, 5769564), (162, 4807970), (180, 4327173), (270, 2884782), (324, 2403985), (373, 2088180), (405, 1923188), (540, 1442391), (746, 1044090), (810, 961594), (1119, 696060), (1289, 604260), (1492, 522045), (1620, 480797), (1865, 417636), (2238, 348030), (2578, 302130), (3357, 232020), (3730, 208818), (3867, 201420), (4476, 174015), (5156, 151065), (5595, 139212), (6445, 120852), (6714, 116010), (7460, 104409), (7734, 100710), (10071, 77340), (11190, 69606), (11601, 67140), (12890, 60426), (13428, 58005), (15468, 50355), (16785, 46404), (19335, 40284), (20142, 38670), (22380, 34803), (23202, 33570), (25780, 30213)]