129640140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3319}}^1$

素因数の和:3372

約数の個数: 144

約数和(自身を含む): 464056320

約数和(自身を除く): 334416180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3319, 3906, 4340, 5580, 6510, 6638, 7812, 9765, 9957, 13020, 13276, 16595, 19530, 19914, 23233, 29871, 33190, 39060, 39828, 46466, 49785, 59742, 66380, 69699, 92932, 99570, 102889, 116165, 119484, 139398, 149355, 199140, 205778, 209097, 232330, 278796, 298710, 308667, 348495, 411556, 418194, 464660, 514445, 597420, 617334, 696990, 720223, 836388, 926001, 1028890, 1045485, 1234668, 1393980, 1440446, 1543335, 1852002, 2057780, 2090970, 2160669, 2880892, 3086670, 3601115, 3704004, 4181940, 4321338, 4630005, 6173340, 6482007, 7202230, 8642676, 9260010, 10803345, 12964014, 14404460, 18520020, 21606690, 25928028, 32410035, 43213380, 64820070, 129640140]

約数ペア:

[(1, 129640140), (2, 64820070), (3, 43213380), (4, 32410035), (5, 25928028), (6, 21606690), (7, 18520020), (9, 14404460), (10, 12964014), (12, 10803345), (14, 9260010), (15, 8642676), (18, 7202230), (20, 6482007), (21, 6173340), (28, 4630005), (30, 4321338), (31, 4181940), (35, 3704004), (36, 3601115), (42, 3086670), (45, 2880892), (60, 2160669), (62, 2090970), (63, 2057780), (70, 1852002), (84, 1543335), (90, 1440446), (93, 1393980), (105, 1234668), (124, 1045485), (126, 1028890), (140, 926001), (155, 836388), (180, 720223), (186, 696990), (210, 617334), (217, 597420), (252, 514445), (279, 464660), (310, 418194), (315, 411556), (372, 348495), (420, 308667), (434, 298710), (465, 278796), (558, 232330), (620, 209097), (630, 205778), (651, 199140), (868, 149355), (930, 139398), (1085, 119484), (1116, 116165), (1260, 102889), (1302, 99570), (1395, 92932), (1860, 69699), (1953, 66380), (2170, 59742), (2604, 49785), (2790, 46466), (3255, 39828), (3319, 39060), (3906, 33190), (4340, 29871), (5580, 23233), (6510, 19914), (6638, 19530), (7812, 16595), (9765, 13276), (9957, 13020)]