15408240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:175

約数の個数: 160

約数和(自身を含む): 52377600

約数和(自身を除く): 36969360

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, 109, 114, 120, 124, 152, 155, 186, 190, 218, 228, 240, 248, 285, 304, 310, 327, 372, 380, 436, 456, 465, 496, 545, 570, 589, 620, 654, 744, 760, 872, 912, 930, 1090, 1140, 1178, 1240, 1308, 1488, 1520, 1635, 1744, 1767, 1860, 2071, 2180, 2280, 2356, 2480, 2616, 2945, 3270, 3379, 3534, 3720, 4142, 4360, 4560, 4712, 5232, 5890, 6213, 6540, 6758, 7068, 7440, 8284, 8720, 8835, 9424, 10137, 10355, 11780, 12426, 13080, 13516, 14136, 16568, 16895, 17670, 20274, 20710, 23560, 24852, 26160, 27032, 28272, 31065, 33136, 33790, 35340, 40548, 41420, 47120, 49704, 50685, 54064, 62130, 64201, 67580, 70680, 81096, 82840, 99408, 101370, 124260, 128402, 135160, 141360, 162192, 165680, 192603, 202740, 248520, 256804, 270320, 321005, 385206, 405480, 497040, 513608, 642010, 770412, 810960, 963015, 1027216, 1284020, 1540824, 1926030, 2568040, 3081648, 3852060, 5136080, 7704120, 15408240]

約数ペア:

[(1, 15408240), (2, 7704120), (3, 5136080), (4, 3852060), (5, 3081648), (6, 2568040), (8, 1926030), (10, 1540824), (12, 1284020), (15, 1027216), (16, 963015), (19, 810960), (20, 770412), (24, 642010), (30, 513608), (31, 497040), (38, 405480), (40, 385206), (48, 321005), (57, 270320), (60, 256804), (62, 248520), (76, 202740), (80, 192603), (93, 165680), (95, 162192), (109, 141360), (114, 135160), (120, 128402), (124, 124260), (152, 101370), (155, 99408), (186, 82840), (190, 81096), (218, 70680), (228, 67580), (240, 64201), (248, 62130), (285, 54064), (304, 50685), (310, 49704), (327, 47120), (372, 41420), (380, 40548), (436, 35340), (456, 33790), (465, 33136), (496, 31065), (545, 28272), (570, 27032), (589, 26160), (620, 24852), (654, 23560), (744, 20710), (760, 20274), (872, 17670), (912, 16895), (930, 16568), (1090, 14136), (1140, 13516), (1178, 13080), (1240, 12426), (1308, 11780), (1488, 10355), (1520, 10137), (1635, 9424), (1744, 8835), (1767, 8720), (1860, 8284), (2071, 7440), (2180, 7068), (2280, 6758), (2356, 6540), (2480, 6213), (2616, 5890), (2945, 5232), (3270, 4712), (3379, 4560), (3534, 4360), (3720, 4142)]