613654920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18329}}^1$

素因数の和:18380

約数の個数: 128

約数和(自身を含む): 2111616000

約数和(自身を除く): 1497961080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 18329, 33480, 36658, 54987, 73316, 91645, 109974, 146632, 164961, 183290, 219948, 274935, 329922, 366580, 439896, 494883, 549870, 568199, 659844, 733160, 824805, 989766, 1099740, 1136398, 1319688, 1649610, 1704597, 1979532, 2199480, 2272796, 2474415, 2840995, 3299220, 3409194, 3959064, 4545592, 4948830, 5113791, 5681990, 6598440, 6818388, 8522985, 9897660, 10227582, 11363980, 13636776, 15341373, 17045970, 19795320, 20455164, 22727960, 25568955, 30682746, 34091940, 40910328, 51137910, 61365492, 68183880, 76706865, 102275820, 122730984, 153413730, 204551640, 306827460, 613654920]

約数ペア:

[(1, 613654920), (2, 306827460), (3, 204551640), (4, 153413730), (5, 122730984), (6, 102275820), (8, 76706865), (9, 68183880), (10, 61365492), (12, 51137910), (15, 40910328), (18, 34091940), (20, 30682746), (24, 25568955), (27, 22727960), (30, 20455164), (31, 19795320), (36, 17045970), (40, 15341373), (45, 13636776), (54, 11363980), (60, 10227582), (62, 9897660), (72, 8522985), (90, 6818388), (93, 6598440), (108, 5681990), (120, 5113791), (124, 4948830), (135, 4545592), (155, 3959064), (180, 3409194), (186, 3299220), (216, 2840995), (248, 2474415), (270, 2272796), (279, 2199480), (310, 1979532), (360, 1704597), (372, 1649610), (465, 1319688), (540, 1136398), (558, 1099740), (620, 989766), (744, 824805), (837, 733160), (930, 659844), (1080, 568199), (1116, 549870), (1240, 494883), (1395, 439896), (1674, 366580), (1860, 329922), (2232, 274935), (2790, 219948), (3348, 183290), (3720, 164961), (4185, 146632), (5580, 109974), (6696, 91645), (8370, 73316), (11160, 54987), (16740, 36658), (18329, 33480)]