391957800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1684

約数の個数: 192

約数和(自身を含む): 1351580160

約数和(自身を除く): 959622360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 31, 39, 40, 50, 52, 60, 62, 65, 75, 78, 93, 100, 104, 120, 124, 130, 150, 155, 156, 186, 195, 200, 248, 260, 300, 310, 312, 325, 372, 390, 403, 465, 520, 600, 620, 650, 744, 775, 780, 806, 930, 975, 1209, 1240, 1300, 1550, 1560, 1612, 1621, 1860, 1950, 2015, 2325, 2418, 2600, 3100, 3224, 3242, 3720, 3900, 4030, 4650, 4836, 4863, 6045, 6200, 6484, 7800, 8060, 8105, 9300, 9672, 9726, 10075, 12090, 12968, 16120, 16210, 18600, 19452, 20150, 21073, 24180, 24315, 30225, 32420, 38904, 40300, 40525, 42146, 48360, 48630, 50251, 60450, 63219, 64840, 80600, 81050, 84292, 97260, 100502, 105365, 120900, 121575, 126438, 150753, 162100, 168584, 194520, 201004, 210730, 241800, 243150, 251255, 252876, 301506, 316095, 324200, 402008, 421460, 486300, 502510, 505752, 526825, 603012, 632190, 653263, 753765, 842920, 972600, 1005020, 1053650, 1206024, 1256275, 1264380, 1306526, 1507530, 1580475, 1959789, 2010040, 2107300, 2512550, 2528760, 2613052, 3015060, 3160950, 3266315, 3768825, 3919578, 4214600, 5025100, 5226104, 6030120, 6321900, 6532630, 7537650, 7839156, 9798945, 10050200, 12643800, 13065260, 15075300, 15678312, 16331575, 19597890, 26130520, 30150600, 32663150, 39195780, 48994725, 65326300, 78391560, 97989450, 130652600, 195978900, 391957800]

約数ペア:

[(1, 391957800), (2, 195978900), (3, 130652600), (4, 97989450), (5, 78391560), (6, 65326300), (8, 48994725), (10, 39195780), (12, 32663150), (13, 30150600), (15, 26130520), (20, 19597890), (24, 16331575), (25, 15678312), (26, 15075300), (30, 13065260), (31, 12643800), (39, 10050200), (40, 9798945), (50, 7839156), (52, 7537650), (60, 6532630), (62, 6321900), (65, 6030120), (75, 5226104), (78, 5025100), (93, 4214600), (100, 3919578), (104, 3768825), (120, 3266315), (124, 3160950), (130, 3015060), (150, 2613052), (155, 2528760), (156, 2512550), (186, 2107300), (195, 2010040), (200, 1959789), (248, 1580475), (260, 1507530), (300, 1306526), (310, 1264380), (312, 1256275), (325, 1206024), (372, 1053650), (390, 1005020), (403, 972600), (465, 842920), (520, 753765), (600, 653263), (620, 632190), (650, 603012), (744, 526825), (775, 505752), (780, 502510), (806, 486300), (930, 421460), (975, 402008), (1209, 324200), (1240, 316095), (1300, 301506), (1550, 252876), (1560, 251255), (1612, 243150), (1621, 241800), (1860, 210730), (1950, 201004), (2015, 194520), (2325, 168584), (2418, 162100), (2600, 150753), (3100, 126438), (3224, 121575), (3242, 120900), (3720, 105365), (3900, 100502), (4030, 97260), (4650, 84292), (4836, 81050), (4863, 80600), (6045, 64840), (6200, 63219), (6484, 60450), (7800, 50251), (8060, 48630), (8105, 48360), (9300, 42146), (9672, 40525), (9726, 40300), (10075, 38904), (12090, 32420), (12968, 30225), (16120, 24315), (16210, 24180), (18600, 21073), (19452, 20150)]