261458340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1050

約数の個数: 192

約数和(自身を含む): 888717312

約数和(自身を除く): 627258972

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 31, 33, 39, 44, 52, 55, 60, 62, 65, 66, 78, 93, 110, 124, 130, 132, 143, 155, 156, 165, 186, 195, 220, 260, 286, 310, 330, 341, 372, 390, 403, 429, 465, 572, 620, 660, 682, 715, 780, 806, 858, 930, 983, 1023, 1209, 1364, 1430, 1612, 1705, 1716, 1860, 1966, 2015, 2046, 2145, 2418, 2860, 2949, 3410, 3932, 4030, 4092, 4290, 4433, 4836, 4915, 5115, 5898, 6045, 6820, 8060, 8580, 8866, 9830, 10230, 10813, 11796, 12090, 12779, 13299, 14745, 17732, 19660, 20460, 21626, 22165, 24180, 25558, 26598, 29490, 30473, 32439, 38337, 43252, 44330, 51116, 53196, 54065, 58980, 60946, 63895, 64878, 66495, 76674, 88660, 91419, 108130, 121892, 127790, 129756, 132990, 140569, 152365, 153348, 162195, 182838, 191685, 216260, 255580, 265980, 281138, 304730, 324390, 335203, 365676, 383370, 396149, 421707, 457095, 562276, 609460, 648780, 670406, 702845, 766740, 792298, 843414, 914190, 1005609, 1188447, 1340812, 1405690, 1584596, 1676015, 1686828, 1828380, 1980745, 2011218, 2108535, 2376894, 2811380, 3352030, 3961490, 4022436, 4217070, 4357639, 4753788, 5028045, 5942235, 6704060, 7922980, 8434140, 8715278, 10056090, 11884470, 13072917, 17430556, 20112180, 21788195, 23768940, 26145834, 43576390, 52291668, 65364585, 87152780, 130729170, 261458340]

約数ペア:

[(1, 261458340), (2, 130729170), (3, 87152780), (4, 65364585), (5, 52291668), (6, 43576390), (10, 26145834), (11, 23768940), (12, 21788195), (13, 20112180), (15, 17430556), (20, 13072917), (22, 11884470), (26, 10056090), (30, 8715278), (31, 8434140), (33, 7922980), (39, 6704060), (44, 5942235), (52, 5028045), (55, 4753788), (60, 4357639), (62, 4217070), (65, 4022436), (66, 3961490), (78, 3352030), (93, 2811380), (110, 2376894), (124, 2108535), (130, 2011218), (132, 1980745), (143, 1828380), (155, 1686828), (156, 1676015), (165, 1584596), (186, 1405690), (195, 1340812), (220, 1188447), (260, 1005609), (286, 914190), (310, 843414), (330, 792298), (341, 766740), (372, 702845), (390, 670406), (403, 648780), (429, 609460), (465, 562276), (572, 457095), (620, 421707), (660, 396149), (682, 383370), (715, 365676), (780, 335203), (806, 324390), (858, 304730), (930, 281138), (983, 265980), (1023, 255580), (1209, 216260), (1364, 191685), (1430, 182838), (1612, 162195), (1705, 153348), (1716, 152365), (1860, 140569), (1966, 132990), (2015, 129756), (2046, 127790), (2145, 121892), (2418, 108130), (2860, 91419), (2949, 88660), (3410, 76674), (3932, 66495), (4030, 64878), (4092, 63895), (4290, 60946), (4433, 58980), (4836, 54065), (4915, 53196), (5115, 51116), (5898, 44330), (6045, 43252), (6820, 38337), (8060, 32439), (8580, 30473), (8866, 29490), (9830, 26598), (10230, 25558), (10813, 24180), (11796, 22165), (12090, 21626), (12779, 20460), (13299, 19660), (14745, 17732)]