215521020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2791}}^1$

素因数の和:2833

約数の個数: 192

約数和(自身を含む): 788014080

約数和(自身を除く): 572493060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 27, 30, 33, 36, 39, 44, 45, 52, 54, 55, 60, 65, 66, 78, 90, 99, 108, 110, 117, 130, 132, 135, 143, 156, 165, 180, 195, 198, 220, 234, 260, 270, 286, 297, 330, 351, 390, 396, 429, 468, 495, 540, 572, 585, 594, 660, 702, 715, 780, 858, 990, 1170, 1188, 1287, 1404, 1430, 1485, 1716, 1755, 1980, 2145, 2340, 2574, 2791, 2860, 2970, 3510, 3861, 4290, 5148, 5582, 5940, 6435, 7020, 7722, 8373, 8580, 11164, 12870, 13955, 15444, 16746, 19305, 25119, 25740, 27910, 30701, 33492, 36283, 38610, 41865, 50238, 55820, 61402, 72566, 75357, 77220, 83730, 92103, 100476, 108849, 122804, 125595, 145132, 150714, 153505, 167460, 181415, 184206, 217698, 251190, 276309, 301428, 307010, 326547, 362830, 368412, 376785, 399113, 435396, 460515, 502380, 544245, 552618, 614020, 653094, 725660, 753570, 798226, 828927, 921030, 979641, 1088490, 1105236, 1197339, 1306188, 1381545, 1507140, 1596452, 1632735, 1657854, 1842060, 1959282, 1995565, 2176980, 2394678, 2763090, 3265470, 3315708, 3592017, 3918564, 3991130, 4144635, 4789356, 4898205, 5526180, 5986695, 6530940, 7184034, 7982260, 8289270, 9796410, 10776051, 11973390, 14368068, 16578540, 17960085, 19592820, 21552102, 23946780, 35920170, 43104204, 53880255, 71840340, 107760510, 215521020]

約数ペア:

[(1, 215521020), (2, 107760510), (3, 71840340), (4, 53880255), (5, 43104204), (6, 35920170), (9, 23946780), (10, 21552102), (11, 19592820), (12, 17960085), (13, 16578540), (15, 14368068), (18, 11973390), (20, 10776051), (22, 9796410), (26, 8289270), (27, 7982260), (30, 7184034), (33, 6530940), (36, 5986695), (39, 5526180), (44, 4898205), (45, 4789356), (52, 4144635), (54, 3991130), (55, 3918564), (60, 3592017), (65, 3315708), (66, 3265470), (78, 2763090), (90, 2394678), (99, 2176980), (108, 1995565), (110, 1959282), (117, 1842060), (130, 1657854), (132, 1632735), (135, 1596452), (143, 1507140), (156, 1381545), (165, 1306188), (180, 1197339), (195, 1105236), (198, 1088490), (220, 979641), (234, 921030), (260, 828927), (270, 798226), (286, 753570), (297, 725660), (330, 653094), (351, 614020), (390, 552618), (396, 544245), (429, 502380), (468, 460515), (495, 435396), (540, 399113), (572, 376785), (585, 368412), (594, 362830), (660, 326547), (702, 307010), (715, 301428), (780, 276309), (858, 251190), (990, 217698), (1170, 184206), (1188, 181415), (1287, 167460), (1404, 153505), (1430, 150714), (1485, 145132), (1716, 125595), (1755, 122804), (1980, 108849), (2145, 100476), (2340, 92103), (2574, 83730), (2791, 77220), (2860, 75357), (2970, 72566), (3510, 61402), (3861, 55820), (4290, 50238), (5148, 41865), (5582, 38610), (5940, 36283), (6435, 33492), (7020, 30701), (7722, 27910), (8373, 25740), (8580, 25119), (11164, 19305), (12870, 16746), (13955, 15444)]