55311660

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 183456000

約数和(自身を除く): 128144340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 599, 684, 810, 855, 972, 1026, 1140, 1198, 1215, 1539, 1620, 1710, 1797, 2052, 2396, 2430, 2565, 2995, 3078, 3420, 3594, 4617, 4860, 5130, 5391, 5990, 6156, 7188, 7695, 8985, 9234, 10260, 10782, 11381, 11980, 15390, 16173, 17970, 18468, 21564, 22762, 23085, 26955, 30780, 32346, 34143, 35940, 45524, 46170, 48519, 53910, 56905, 64692, 68286, 80865, 92340, 97038, 102429, 107820, 113810, 136572, 145557, 161730, 170715, 194076, 204858, 227620, 242595, 291114, 307287, 323460, 341430, 409716, 485190, 512145, 582228, 614574, 682860, 727785, 921861, 970380, 1024290, 1229148, 1455570, 1536435, 1843722, 2048580, 2765583, 2911140, 3072870, 3687444, 4609305, 5531166, 6145740, 9218610, 11062332, 13827915, 18437220, 27655830, 55311660]

約数ペア:

[(1, 55311660), (2, 27655830), (3, 18437220), (4, 13827915), (5, 11062332), (6, 9218610), (9, 6145740), (10, 5531166), (12, 4609305), (15, 3687444), (18, 3072870), (19, 2911140), (20, 2765583), (27, 2048580), (30, 1843722), (36, 1536435), (38, 1455570), (45, 1229148), (54, 1024290), (57, 970380), (60, 921861), (76, 727785), (81, 682860), (90, 614574), (95, 582228), (108, 512145), (114, 485190), (135, 409716), (162, 341430), (171, 323460), (180, 307287), (190, 291114), (228, 242595), (243, 227620), (270, 204858), (285, 194076), (324, 170715), (342, 161730), (380, 145557), (405, 136572), (486, 113810), (513, 107820), (540, 102429), (570, 97038), (599, 92340), (684, 80865), (810, 68286), (855, 64692), (972, 56905), (1026, 53910), (1140, 48519), (1198, 46170), (1215, 45524), (1539, 35940), (1620, 34143), (1710, 32346), (1797, 30780), (2052, 26955), (2396, 23085), (2430, 22762), (2565, 21564), (2995, 18468), (3078, 17970), (3420, 16173), (3594, 15390), (4617, 11980), (4860, 11381), (5130, 10782), (5391, 10260), (5990, 9234), (6156, 8985), (7188, 7695)]