261990300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 288

約数和(自身を含む): 923940864

約数和(自身を除く): 661950564

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 31, 33, 39, 44, 50, 52, 55, 60, 62, 65, 66, 75, 78, 93, 100, 110, 124, 130, 132, 143, 150, 155, 156, 165, 186, 195, 197, 220, 260, 275, 286, 300, 310, 325, 330, 341, 372, 390, 394, 403, 429, 465, 550, 572, 591, 620, 650, 660, 682, 715, 775, 780, 788, 806, 825, 858, 930, 975, 985, 1023, 1100, 1182, 1209, 1300, 1364, 1430, 1550, 1612, 1650, 1705, 1716, 1860, 1950, 1970, 2015, 2046, 2145, 2167, 2325, 2364, 2418, 2561, 2860, 2955, 3100, 3300, 3410, 3575, 3900, 3940, 4030, 4092, 4290, 4334, 4433, 4650, 4836, 4925, 5115, 5122, 5910, 6045, 6107, 6501, 6820, 7150, 7683, 8060, 8525, 8580, 8668, 8866, 9300, 9850, 10075, 10230, 10244, 10725, 10835, 11820, 12090, 12214, 12805, 13002, 13299, 14300, 14775, 15366, 17050, 17732, 18321, 19700, 20150, 20460, 21450, 21670, 22165, 24180, 24428, 25575, 25610, 26004, 26598, 28171, 29550, 30225, 30535, 30732, 32505, 34100, 36642, 38415, 40300, 42900, 43340, 44330, 51150, 51220, 53196, 54175, 56342, 59100, 60450, 61070, 64025, 65010, 66495, 67177, 73284, 76830, 79391, 84513, 88660, 91605, 102300, 108350, 110825, 112684, 120900, 122140, 128050, 130020, 132990, 134354, 140855, 152675, 153660, 158782, 162525, 169026, 183210, 192075, 201531, 216700, 221650, 238173, 256100, 265980, 268708, 281710, 305350, 317564, 325050, 332475, 335885, 338052, 366420, 384150, 396955, 403062, 422565, 443300, 458025, 476346, 563420, 610700, 650100, 664950, 671770, 704275, 768300, 793910, 806124, 845130, 873301, 916050, 952692, 1007655, 1190865, 1329900, 1343540, 1408550, 1587820, 1679425, 1690260, 1746602, 1832100, 1984775, 2015310, 2112825, 2381730, 2619903, 2817100, 3358850, 3493204, 3969550, 4030620, 4225650, 4366505, 4763460, 5038275, 5239806, 5954325, 6717700, 7939100, 8451300, 8733010, 10076550, 10479612, 11908650, 13099515, 17466020, 20153100, 21832525, 23817300, 26199030, 43665050, 52398060, 65497575, 87330100, 130995150, 261990300]

約数ペア:

[(1, 261990300), (2, 130995150), (3, 87330100), (4, 65497575), (5, 52398060), (6, 43665050), (10, 26199030), (11, 23817300), (12, 21832525), (13, 20153100), (15, 17466020), (20, 13099515), (22, 11908650), (25, 10479612), (26, 10076550), (30, 8733010), (31, 8451300), (33, 7939100), (39, 6717700), (44, 5954325), (50, 5239806), (52, 5038275), (55, 4763460), (60, 4366505), (62, 4225650), (65, 4030620), (66, 3969550), (75, 3493204), (78, 3358850), (93, 2817100), (100, 2619903), (110, 2381730), (124, 2112825), (130, 2015310), (132, 1984775), (143, 1832100), (150, 1746602), (155, 1690260), (156, 1679425), (165, 1587820), (186, 1408550), (195, 1343540), (197, 1329900), (220, 1190865), (260, 1007655), (275, 952692), (286, 916050), (300, 873301), (310, 845130), (325, 806124), (330, 793910), (341, 768300), (372, 704275), (390, 671770), (394, 664950), (403, 650100), (429, 610700), (465, 563420), (550, 476346), (572, 458025), (591, 443300), (620, 422565), (650, 403062), (660, 396955), (682, 384150), (715, 366420), (775, 338052), (780, 335885), (788, 332475), (806, 325050), (825, 317564), (858, 305350), (930, 281710), (975, 268708), (985, 265980), (1023, 256100), (1100, 238173), (1182, 221650), (1209, 216700), (1300, 201531), (1364, 192075), (1430, 183210), (1550, 169026), (1612, 162525), (1650, 158782), (1705, 153660), (1716, 152675), (1860, 140855), (1950, 134354), (1970, 132990), (2015, 130020), (2046, 128050), (2145, 122140), (2167, 120900), (2325, 112684), (2364, 110825), (2418, 108350), (2561, 102300), (2860, 91605), (2955, 88660), (3100, 84513), (3300, 79391), (3410, 76830), (3575, 73284), (3900, 67177), (3940, 66495), (4030, 65010), (4092, 64025), (4290, 61070), (4334, 60450), (4433, 59100), (4650, 56342), (4836, 54175), (4925, 53196), (5115, 51220), (5122, 51150), (5910, 44330), (6045, 43340), (6107, 42900), (6501, 40300), (6820, 38415), (7150, 36642), (7683, 34100), (8060, 32505), (8525, 30732), (8580, 30535), (8668, 30225), (8866, 29550), (9300, 28171), (9850, 26598), (10075, 26004), (10230, 25610), (10244, 25575), (10725, 24428), (10835, 24180), (11820, 22165), (12090, 21670), (12214, 21450), (12805, 20460), (13002, 20150), (13299, 19700), (14300, 18321), (14775, 17732), (15366, 17050)]