918291280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:297

約数の個数: 160

約数和(自身を含む): 2331279360

約数和(自身を除く): 1412988080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 71, 76, 80, 95, 127, 134, 142, 152, 190, 254, 268, 284, 304, 335, 355, 380, 508, 536, 568, 635, 670, 710, 760, 1016, 1072, 1136, 1270, 1273, 1340, 1349, 1420, 1520, 2032, 2413, 2540, 2546, 2680, 2698, 2840, 4757, 4826, 5080, 5092, 5360, 5396, 5680, 6365, 6745, 8509, 9017, 9514, 9652, 10160, 10184, 10792, 12065, 12730, 13490, 17018, 18034, 19028, 19304, 20368, 21584, 23785, 24130, 25460, 26980, 34036, 36068, 38056, 38608, 42545, 45085, 47570, 48260, 50920, 53960, 68072, 72136, 76112, 85090, 90170, 90383, 95140, 96520, 101840, 107920, 136144, 144272, 161671, 170180, 171323, 180340, 180766, 190280, 193040, 323342, 340360, 342646, 360680, 361532, 380560, 451915, 604139, 646684, 680720, 685292, 721360, 723064, 808355, 856615, 903830, 1208278, 1293368, 1370584, 1446128, 1616710, 1713230, 1807660, 2416556, 2586736, 2741168, 3020695, 3233420, 3426460, 3615320, 4833112, 6041390, 6466840, 6852920, 7230640, 9666224, 11478641, 12082780, 12933680, 13705840, 22957282, 24165560, 45914564, 48331120, 57393205, 91829128, 114786410, 183658256, 229572820, 459145640, 918291280]

約数ペア:

[(1, 918291280), (2, 459145640), (4, 229572820), (5, 183658256), (8, 114786410), (10, 91829128), (16, 57393205), (19, 48331120), (20, 45914564), (38, 24165560), (40, 22957282), (67, 13705840), (71, 12933680), (76, 12082780), (80, 11478641), (95, 9666224), (127, 7230640), (134, 6852920), (142, 6466840), (152, 6041390), (190, 4833112), (254, 3615320), (268, 3426460), (284, 3233420), (304, 3020695), (335, 2741168), (355, 2586736), (380, 2416556), (508, 1807660), (536, 1713230), (568, 1616710), (635, 1446128), (670, 1370584), (710, 1293368), (760, 1208278), (1016, 903830), (1072, 856615), (1136, 808355), (1270, 723064), (1273, 721360), (1340, 685292), (1349, 680720), (1420, 646684), (1520, 604139), (2032, 451915), (2413, 380560), (2540, 361532), (2546, 360680), (2680, 342646), (2698, 340360), (2840, 323342), (4757, 193040), (4826, 190280), (5080, 180766), (5092, 180340), (5360, 171323), (5396, 170180), (5680, 161671), (6365, 144272), (6745, 136144), (8509, 107920), (9017, 101840), (9514, 96520), (9652, 95140), (10160, 90383), (10184, 90170), (10792, 85090), (12065, 76112), (12730, 72136), (13490, 68072), (17018, 53960), (18034, 50920), (19028, 48260), (19304, 47570), (20368, 45085), (21584, 42545), (23785, 38608), (24130, 38056), (25460, 36068), (26980, 34036)]