72255400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 200059740

約数和(自身を除く): 127804340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 73, 98, 100, 101, 140, 146, 175, 196, 200, 202, 245, 280, 292, 350, 365, 392, 404, 490, 505, 511, 584, 700, 707, 730, 808, 980, 1010, 1022, 1225, 1400, 1414, 1460, 1825, 1960, 2020, 2044, 2450, 2525, 2555, 2828, 2920, 3535, 3577, 3650, 4040, 4088, 4900, 4949, 5050, 5110, 5656, 7070, 7154, 7300, 7373, 9800, 9898, 10100, 10220, 12775, 14140, 14308, 14600, 14746, 17675, 17885, 19796, 20200, 20440, 24745, 25550, 28280, 28616, 29492, 35350, 35770, 36865, 39592, 49490, 51100, 51611, 58984, 70700, 71540, 73730, 89425, 98980, 102200, 103222, 123725, 141400, 143080, 147460, 178850, 184325, 197960, 206444, 247450, 258055, 294920, 357700, 361277, 368650, 412888, 494900, 516110, 715400, 722554, 737300, 989800, 1032220, 1290275, 1445108, 1474600, 1806385, 2064440, 2580550, 2890216, 3612770, 5161100, 7225540, 9031925, 10322200, 14451080, 18063850, 36127700, 72255400]

約数ペア:

[(1, 72255400), (2, 36127700), (4, 18063850), (5, 14451080), (7, 10322200), (8, 9031925), (10, 7225540), (14, 5161100), (20, 3612770), (25, 2890216), (28, 2580550), (35, 2064440), (40, 1806385), (49, 1474600), (50, 1445108), (56, 1290275), (70, 1032220), (73, 989800), (98, 737300), (100, 722554), (101, 715400), (140, 516110), (146, 494900), (175, 412888), (196, 368650), (200, 361277), (202, 357700), (245, 294920), (280, 258055), (292, 247450), (350, 206444), (365, 197960), (392, 184325), (404, 178850), (490, 147460), (505, 143080), (511, 141400), (584, 123725), (700, 103222), (707, 102200), (730, 98980), (808, 89425), (980, 73730), (1010, 71540), (1022, 70700), (1225, 58984), (1400, 51611), (1414, 51100), (1460, 49490), (1825, 39592), (1960, 36865), (2020, 35770), (2044, 35350), (2450, 29492), (2525, 28616), (2555, 28280), (2828, 25550), (2920, 24745), (3535, 20440), (3577, 20200), (3650, 19796), (4040, 17885), (4088, 17675), (4900, 14746), (4949, 14600), (5050, 14308), (5110, 14140), (5656, 12775), (7070, 10220), (7154, 10100), (7300, 9898), (7373, 9800)]