71628900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1483}}^1$

素因数の和:1530

約数の個数: 144

約数和(自身を含む): 247317504

約数和(自身を除く): 175688604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 42, 46, 50, 60, 69, 70, 75, 84, 92, 100, 105, 115, 138, 140, 150, 161, 175, 210, 230, 276, 300, 322, 345, 350, 420, 460, 483, 525, 575, 644, 690, 700, 805, 966, 1050, 1150, 1380, 1483, 1610, 1725, 1932, 2100, 2300, 2415, 2966, 3220, 3450, 4025, 4449, 4830, 5932, 6900, 7415, 8050, 8898, 9660, 10381, 12075, 14830, 16100, 17796, 20762, 22245, 24150, 29660, 31143, 34109, 37075, 41524, 44490, 48300, 51905, 62286, 68218, 74150, 88980, 102327, 103810, 111225, 124572, 136436, 148300, 155715, 170545, 204654, 207620, 222450, 238763, 259525, 311430, 341090, 409308, 444900, 477526, 511635, 519050, 622860, 682180, 716289, 778575, 852725, 955052, 1023270, 1038100, 1193815, 1432578, 1557150, 1705450, 2046540, 2387630, 2558175, 2865156, 3114300, 3410900, 3581445, 4775260, 5116350, 5969075, 7162890, 10232700, 11938150, 14325780, 17907225, 23876300, 35814450, 71628900]

約数ペア:

[(1, 71628900), (2, 35814450), (3, 23876300), (4, 17907225), (5, 14325780), (6, 11938150), (7, 10232700), (10, 7162890), (12, 5969075), (14, 5116350), (15, 4775260), (20, 3581445), (21, 3410900), (23, 3114300), (25, 2865156), (28, 2558175), (30, 2387630), (35, 2046540), (42, 1705450), (46, 1557150), (50, 1432578), (60, 1193815), (69, 1038100), (70, 1023270), (75, 955052), (84, 852725), (92, 778575), (100, 716289), (105, 682180), (115, 622860), (138, 519050), (140, 511635), (150, 477526), (161, 444900), (175, 409308), (210, 341090), (230, 311430), (276, 259525), (300, 238763), (322, 222450), (345, 207620), (350, 204654), (420, 170545), (460, 155715), (483, 148300), (525, 136436), (575, 124572), (644, 111225), (690, 103810), (700, 102327), (805, 88980), (966, 74150), (1050, 68218), (1150, 62286), (1380, 51905), (1483, 48300), (1610, 44490), (1725, 41524), (1932, 37075), (2100, 34109), (2300, 31143), (2415, 29660), (2966, 24150), (3220, 22245), (3450, 20762), (4025, 17796), (4449, 16100), (4830, 14830), (5932, 12075), (6900, 10381), (7415, 9660), (8050, 8898)]