440905140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:559

約数の個数: 192

約数和(自身を含む): 1489662720

約数和(自身を除く): 1048757580

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, 90, 108, 117, 130, 135, 156, 180, 181, 195, 234, 260, 270, 347, 351, 362, 390, 468, 540, 543, 585, 694, 702, 724, 780, 905, 1041, 1086, 1170, 1388, 1404, 1629, 1735, 1755, 1810, 2082, 2172, 2340, 2353, 2715, 3123, 3258, 3470, 3510, 3620, 4164, 4511, 4706, 4887, 5205, 5430, 6246, 6516, 6940, 7020, 7059, 8145, 9022, 9369, 9412, 9774, 10410, 10860, 11765, 12492, 13533, 14118, 15615, 16290, 18044, 18738, 19548, 20820, 21177, 22555, 23530, 24435, 27066, 28236, 31230, 32580, 35295, 37476, 40599, 42354, 45110, 46845, 47060, 48870, 54132, 62460, 62807, 63531, 67665, 70590, 81198, 84708, 90220, 93690, 97740, 105885, 121797, 125614, 127062, 135330, 141180, 162396, 187380, 188421, 202995, 211770, 243594, 251228, 254124, 270660, 314035, 317655, 376842, 405990, 423540, 487188, 565263, 608985, 628070, 635310, 753684, 811980, 816491, 942105, 1130526, 1217970, 1256140, 1270620, 1632982, 1695789, 1884210, 2261052, 2435940, 2449473, 2826315, 3265964, 3391578, 3768420, 4082455, 4898946, 5652630, 6783156, 7348419, 8164910, 8478945, 9797892, 11305260, 12247365, 14696838, 16329820, 16957890, 22045257, 24494730, 29393676, 33915780, 36742095, 44090514, 48989460, 73484190, 88181028, 110226285, 146968380, 220452570, 440905140]

約数ペア:

[(1, 440905140), (2, 220452570), (3, 146968380), (4, 110226285), (5, 88181028), (6, 73484190), (9, 48989460), (10, 44090514), (12, 36742095), (13, 33915780), (15, 29393676), (18, 24494730), (20, 22045257), (26, 16957890), (27, 16329820), (30, 14696838), (36, 12247365), (39, 11305260), (45, 9797892), (52, 8478945), (54, 8164910), (60, 7348419), (65, 6783156), (78, 5652630), (90, 4898946), (108, 4082455), (117, 3768420), (130, 3391578), (135, 3265964), (156, 2826315), (180, 2449473), (181, 2435940), (195, 2261052), (234, 1884210), (260, 1695789), (270, 1632982), (347, 1270620), (351, 1256140), (362, 1217970), (390, 1130526), (468, 942105), (540, 816491), (543, 811980), (585, 753684), (694, 635310), (702, 628070), (724, 608985), (780, 565263), (905, 487188), (1041, 423540), (1086, 405990), (1170, 376842), (1388, 317655), (1404, 314035), (1629, 270660), (1735, 254124), (1755, 251228), (1810, 243594), (2082, 211770), (2172, 202995), (2340, 188421), (2353, 187380), (2715, 162396), (3123, 141180), (3258, 135330), (3470, 127062), (3510, 125614), (3620, 121797), (4164, 105885), (4511, 97740), (4706, 93690), (4887, 90220), (5205, 84708), (5430, 81198), (6246, 70590), (6516, 67665), (6940, 63531), (7020, 62807), (7059, 62460), (8145, 54132), (9022, 48870), (9369, 47060), (9412, 46845), (9774, 45110), (10410, 42354), (10860, 40599), (11765, 37476), (12492, 35295), (13533, 32580), (14118, 31230), (15615, 28236), (16290, 27066), (18044, 24435), (18738, 23530), (19548, 22555), (20820, 21177)]