128372040

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:354

約数の個数: 192

約数和(自身を含む): 443439360

約数和(自身を除く): 315067320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 81, 90, 94, 108, 120, 135, 141, 162, 180, 188, 216, 235, 243, 270, 281, 282, 324, 360, 376, 405, 423, 470, 486, 540, 562, 564, 648, 705, 810, 843, 846, 940, 972, 1080, 1124, 1128, 1215, 1269, 1405, 1410, 1620, 1686, 1692, 1880, 1944, 2115, 2248, 2430, 2529, 2538, 2810, 2820, 3240, 3372, 3384, 3807, 4215, 4230, 4860, 5058, 5076, 5620, 5640, 6345, 6744, 7587, 7614, 8430, 8460, 9720, 10116, 10152, 11240, 11421, 12645, 12690, 13207, 15174, 15228, 16860, 16920, 19035, 20232, 22761, 22842, 25290, 25380, 26414, 30348, 30456, 33720, 37935, 38070, 39621, 45522, 45684, 50580, 50760, 52828, 57105, 60696, 66035, 68283, 75870, 76140, 79242, 91044, 91368, 101160, 105656, 113805, 114210, 118863, 132070, 136566, 151740, 152280, 158484, 182088, 198105, 227610, 228420, 237726, 264140, 273132, 303480, 316968, 341415, 356589, 396210, 455220, 456840, 475452, 528280, 546264, 594315, 682830, 713178, 792420, 910440, 950904, 1069767, 1188630, 1365660, 1426356, 1584840, 1782945, 2139534, 2377260, 2731320, 2852712, 3209301, 3565890, 4279068, 4754520, 5348835, 6418602, 7131780, 8558136, 10697670, 12837204, 14263560, 16046505, 21395340, 25674408, 32093010, 42790680, 64186020, 128372040]

約数ペア:

[(1, 128372040), (2, 64186020), (3, 42790680), (4, 32093010), (5, 25674408), (6, 21395340), (8, 16046505), (9, 14263560), (10, 12837204), (12, 10697670), (15, 8558136), (18, 7131780), (20, 6418602), (24, 5348835), (27, 4754520), (30, 4279068), (36, 3565890), (40, 3209301), (45, 2852712), (47, 2731320), (54, 2377260), (60, 2139534), (72, 1782945), (81, 1584840), (90, 1426356), (94, 1365660), (108, 1188630), (120, 1069767), (135, 950904), (141, 910440), (162, 792420), (180, 713178), (188, 682830), (216, 594315), (235, 546264), (243, 528280), (270, 475452), (281, 456840), (282, 455220), (324, 396210), (360, 356589), (376, 341415), (405, 316968), (423, 303480), (470, 273132), (486, 264140), (540, 237726), (562, 228420), (564, 227610), (648, 198105), (705, 182088), (810, 158484), (843, 152280), (846, 151740), (940, 136566), (972, 132070), (1080, 118863), (1124, 114210), (1128, 113805), (1215, 105656), (1269, 101160), (1405, 91368), (1410, 91044), (1620, 79242), (1686, 76140), (1692, 75870), (1880, 68283), (1944, 66035), (2115, 60696), (2248, 57105), (2430, 52828), (2529, 50760), (2538, 50580), (2810, 45684), (2820, 45522), (3240, 39621), (3372, 38070), (3384, 37935), (3807, 33720), (4215, 30456), (4230, 30348), (4860, 26414), (5058, 25380), (5076, 25290), (5620, 22842), (5640, 22761), (6345, 20232), (6744, 19035), (7587, 16920), (7614, 16860), (8430, 15228), (8460, 15174), (9720, 13207), (10116, 12690), (10152, 12645), (11240, 11421)]