2200380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 144

約数和(自身を含む): 7870464

約数和(自身を除く): 5670084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 169, 182, 186, 195, 210, 217, 260, 273, 310, 338, 364, 372, 390, 403, 420, 434, 455, 465, 507, 546, 620, 651, 676, 780, 806, 845, 868, 910, 930, 1014, 1085, 1092, 1183, 1209, 1302, 1365, 1612, 1690, 1820, 1860, 2015, 2028, 2170, 2366, 2418, 2535, 2604, 2730, 2821, 3255, 3380, 3549, 4030, 4340, 4732, 4836, 5070, 5239, 5460, 5642, 5915, 6045, 6510, 7098, 8060, 8463, 10140, 10478, 11284, 11830, 12090, 13020, 14105, 14196, 15717, 16926, 17745, 20956, 23660, 24180, 26195, 28210, 31434, 33852, 35490, 36673, 42315, 52390, 56420, 62868, 70980, 73346, 78585, 84630, 104780, 110019, 146692, 157170, 169260, 183365, 220038, 314340, 366730, 440076, 550095, 733460, 1100190, 2200380]

約数ペア:

[(1, 2200380), (2, 1100190), (3, 733460), (4, 550095), (5, 440076), (6, 366730), (7, 314340), (10, 220038), (12, 183365), (13, 169260), (14, 157170), (15, 146692), (20, 110019), (21, 104780), (26, 84630), (28, 78585), (30, 73346), (31, 70980), (35, 62868), (39, 56420), (42, 52390), (52, 42315), (60, 36673), (62, 35490), (65, 33852), (70, 31434), (78, 28210), (84, 26195), (91, 24180), (93, 23660), (105, 20956), (124, 17745), (130, 16926), (140, 15717), (155, 14196), (156, 14105), (169, 13020), (182, 12090), (186, 11830), (195, 11284), (210, 10478), (217, 10140), (260, 8463), (273, 8060), (310, 7098), (338, 6510), (364, 6045), (372, 5915), (390, 5642), (403, 5460), (420, 5239), (434, 5070), (455, 4836), (465, 4732), (507, 4340), (546, 4030), (620, 3549), (651, 3380), (676, 3255), (780, 2821), (806, 2730), (845, 2604), (868, 2535), (910, 2418), (930, 2366), (1014, 2170), (1085, 2028), (1092, 2015), (1183, 1860), (1209, 1820), (1302, 1690), (1365, 1612)]