72268400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:331

約数の個数: 120

約数和(自身を含む): 188432880

約数和(自身を除く): 116164480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 37, 38, 40, 50, 74, 76, 80, 95, 100, 148, 152, 185, 190, 200, 257, 296, 304, 370, 380, 400, 475, 514, 592, 703, 740, 760, 925, 950, 1028, 1285, 1406, 1480, 1520, 1850, 1900, 2056, 2570, 2812, 2960, 3515, 3700, 3800, 4112, 4883, 5140, 5624, 6425, 7030, 7400, 7600, 9509, 9766, 10280, 11248, 12850, 14060, 14800, 17575, 19018, 19532, 20560, 24415, 25700, 28120, 35150, 38036, 39064, 47545, 48830, 51400, 56240, 70300, 76072, 78128, 95090, 97660, 102800, 122075, 140600, 152144, 180671, 190180, 195320, 237725, 244150, 281200, 361342, 380360, 390640, 475450, 488300, 722684, 760720, 903355, 950900, 976600, 1445368, 1806710, 1901800, 1953200, 2890736, 3613420, 3803600, 4516775, 7226840, 9033550, 14453680, 18067100, 36134200, 72268400]

約数ペア:

[(1, 72268400), (2, 36134200), (4, 18067100), (5, 14453680), (8, 9033550), (10, 7226840), (16, 4516775), (19, 3803600), (20, 3613420), (25, 2890736), (37, 1953200), (38, 1901800), (40, 1806710), (50, 1445368), (74, 976600), (76, 950900), (80, 903355), (95, 760720), (100, 722684), (148, 488300), (152, 475450), (185, 390640), (190, 380360), (200, 361342), (257, 281200), (296, 244150), (304, 237725), (370, 195320), (380, 190180), (400, 180671), (475, 152144), (514, 140600), (592, 122075), (703, 102800), (740, 97660), (760, 95090), (925, 78128), (950, 76072), (1028, 70300), (1285, 56240), (1406, 51400), (1480, 48830), (1520, 47545), (1850, 39064), (1900, 38036), (2056, 35150), (2570, 28120), (2812, 25700), (2960, 24415), (3515, 20560), (3700, 19532), (3800, 19018), (4112, 17575), (4883, 14800), (5140, 14060), (5624, 12850), (6425, 11248), (7030, 10280), (7400, 9766), (7600, 9509)]