920063880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27481}}^1$

素因数の和:27532

約数の個数: 128

約数和(自身を含む): 3165926400

約数和(自身を除く): 2245862520

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, 27481, 33480, 54962, 82443, 109924, 137405, 164886, 219848, 247329, 274810, 329772, 412215, 494658, 549620, 659544, 741987, 824430, 851911, 989316, 1099240, 1236645, 1483974, 1648860, 1703822, 1978632, 2473290, 2555733, 2967948, 3297720, 3407644, 3709935, 4259555, 4946580, 5111466, 5935896, 6815288, 7419870, 7667199, 8519110, 9893160, 10222932, 12778665, 14839740, 15334398, 17038220, 20445864, 23001597, 25557330, 29679480, 30668796, 34076440, 38335995, 46003194, 51114660, 61337592, 76671990, 92006388, 102229320, 115007985, 153343980, 184012776, 230015970, 306687960, 460031940, 920063880]

約数ペア:

[(1, 920063880), (2, 460031940), (3, 306687960), (4, 230015970), (5, 184012776), (6, 153343980), (8, 115007985), (9, 102229320), (10, 92006388), (12, 76671990), (15, 61337592), (18, 51114660), (20, 46003194), (24, 38335995), (27, 34076440), (30, 30668796), (31, 29679480), (36, 25557330), (40, 23001597), (45, 20445864), (54, 17038220), (60, 15334398), (62, 14839740), (72, 12778665), (90, 10222932), (93, 9893160), (108, 8519110), (120, 7667199), (124, 7419870), (135, 6815288), (155, 5935896), (180, 5111466), (186, 4946580), (216, 4259555), (248, 3709935), (270, 3407644), (279, 3297720), (310, 2967948), (360, 2555733), (372, 2473290), (465, 1978632), (540, 1703822), (558, 1648860), (620, 1483974), (744, 1236645), (837, 1099240), (930, 989316), (1080, 851911), (1116, 824430), (1240, 741987), (1395, 659544), (1674, 549620), (1860, 494658), (2232, 412215), (2790, 329772), (3348, 274810), (3720, 247329), (4185, 219848), (5580, 164886), (6696, 137405), (8370, 109924), (11160, 82443), (16740, 54962), (27481, 33480)]