645215220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30637}}^1$

素因数の和:30671

約数の個数: 120

約数和(自身を含む): 2179832424

約数和(自身を除く): 1534617204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 2106, 2340, 3510, 4212, 5265, 7020, 10530, 21060, 30637, 61274, 91911, 122548, 153185, 183822, 275733, 306370, 367644, 398281, 459555, 551466, 612740, 796562, 827199, 919110, 1102932, 1194843, 1378665, 1593124, 1654398, 1838220, 1991405, 2389686, 2481597, 2757330, 3308796, 3584529, 3982810, 4135995, 4779372, 4963194, 5514660, 5974215, 7169058, 7965620, 8271990, 9926388, 10753587, 11948430, 12407985, 14338116, 16543980, 17922645, 21507174, 23896860, 24815970, 32260761, 35845290, 43014348, 49631940, 53767935, 64521522, 71690580, 107535870, 129043044, 161303805, 215071740, 322607610, 645215220]

約数ペア:

[(1, 645215220), (2, 322607610), (3, 215071740), (4, 161303805), (5, 129043044), (6, 107535870), (9, 71690580), (10, 64521522), (12, 53767935), (13, 49631940), (15, 43014348), (18, 35845290), (20, 32260761), (26, 24815970), (27, 23896860), (30, 21507174), (36, 17922645), (39, 16543980), (45, 14338116), (52, 12407985), (54, 11948430), (60, 10753587), (65, 9926388), (78, 8271990), (81, 7965620), (90, 7169058), (108, 5974215), (117, 5514660), (130, 4963194), (135, 4779372), (156, 4135995), (162, 3982810), (180, 3584529), (195, 3308796), (234, 2757330), (260, 2481597), (270, 2389686), (324, 1991405), (351, 1838220), (390, 1654398), (405, 1593124), (468, 1378665), (540, 1194843), (585, 1102932), (702, 919110), (780, 827199), (810, 796562), (1053, 612740), (1170, 551466), (1404, 459555), (1620, 398281), (1755, 367644), (2106, 306370), (2340, 275733), (3510, 183822), (4212, 153185), (5265, 122548), (7020, 91911), (10530, 61274), (21060, 30637)]