18518160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 62853120

約数和(自身を除く): 44334960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 114, 120, 124, 131, 152, 155, 186, 190, 228, 240, 248, 262, 285, 304, 310, 372, 380, 393, 456, 465, 496, 524, 570, 589, 620, 655, 744, 760, 786, 912, 930, 1048, 1140, 1178, 1240, 1310, 1488, 1520, 1572, 1767, 1860, 1965, 2096, 2280, 2356, 2480, 2489, 2620, 2945, 3144, 3534, 3720, 3930, 4061, 4560, 4712, 4978, 5240, 5890, 6288, 7068, 7440, 7467, 7860, 8122, 8835, 9424, 9956, 10480, 11780, 12183, 12445, 14136, 14934, 15720, 16244, 17670, 19912, 20305, 23560, 24366, 24890, 28272, 29868, 31440, 32488, 35340, 37335, 39824, 40610, 47120, 48732, 49780, 59736, 60915, 64976, 70680, 74670, 77159, 81220, 97464, 99560, 119472, 121830, 141360, 149340, 154318, 162440, 194928, 199120, 231477, 243660, 298680, 308636, 324880, 385795, 462954, 487320, 597360, 617272, 771590, 925908, 974640, 1157385, 1234544, 1543180, 1851816, 2314770, 3086360, 3703632, 4629540, 6172720, 9259080, 18518160]

約数ペア:

[(1, 18518160), (2, 9259080), (3, 6172720), (4, 4629540), (5, 3703632), (6, 3086360), (8, 2314770), (10, 1851816), (12, 1543180), (15, 1234544), (16, 1157385), (19, 974640), (20, 925908), (24, 771590), (30, 617272), (31, 597360), (38, 487320), (40, 462954), (48, 385795), (57, 324880), (60, 308636), (62, 298680), (76, 243660), (80, 231477), (93, 199120), (95, 194928), (114, 162440), (120, 154318), (124, 149340), (131, 141360), (152, 121830), (155, 119472), (186, 99560), (190, 97464), (228, 81220), (240, 77159), (248, 74670), (262, 70680), (285, 64976), (304, 60915), (310, 59736), (372, 49780), (380, 48732), (393, 47120), (456, 40610), (465, 39824), (496, 37335), (524, 35340), (570, 32488), (589, 31440), (620, 29868), (655, 28272), (744, 24890), (760, 24366), (786, 23560), (912, 20305), (930, 19912), (1048, 17670), (1140, 16244), (1178, 15720), (1240, 14934), (1310, 14136), (1488, 12445), (1520, 12183), (1572, 11780), (1767, 10480), (1860, 9956), (1965, 9424), (2096, 8835), (2280, 8122), (2356, 7860), (2480, 7467), (2489, 7440), (2620, 7068), (2945, 6288), (3144, 5890), (3534, 5240), (3720, 4978), (3930, 4712), (4061, 4560)]