66428370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:621

約数の個数: 128

約数和(自身を含む): 194918400

約数和(自身を除く): 128490030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 27, 30, 38, 45, 46, 54, 57, 69, 90, 95, 114, 115, 135, 138, 171, 190, 207, 230, 270, 285, 342, 345, 414, 437, 513, 563, 570, 621, 690, 855, 874, 1026, 1035, 1126, 1242, 1311, 1689, 1710, 2070, 2185, 2565, 2622, 2815, 3105, 3378, 3933, 4370, 5067, 5130, 5630, 6210, 6555, 7866, 8445, 10134, 10697, 11799, 12949, 13110, 15201, 16890, 19665, 21394, 23598, 25335, 25898, 30402, 32091, 38847, 39330, 50670, 53485, 58995, 64182, 64745, 76005, 77694, 96273, 106970, 116541, 117990, 129490, 152010, 160455, 192546, 194235, 233082, 246031, 288819, 320910, 349623, 388470, 481365, 492062, 577638, 582705, 699246, 738093, 962730, 1165410, 1230155, 1444095, 1476186, 1748115, 2214279, 2460310, 2888190, 3496230, 3690465, 4428558, 6642837, 7380930, 11071395, 13285674, 22142790, 33214185, 66428370]

約数ペア:

[(1, 66428370), (2, 33214185), (3, 22142790), (5, 13285674), (6, 11071395), (9, 7380930), (10, 6642837), (15, 4428558), (18, 3690465), (19, 3496230), (23, 2888190), (27, 2460310), (30, 2214279), (38, 1748115), (45, 1476186), (46, 1444095), (54, 1230155), (57, 1165410), (69, 962730), (90, 738093), (95, 699246), (114, 582705), (115, 577638), (135, 492062), (138, 481365), (171, 388470), (190, 349623), (207, 320910), (230, 288819), (270, 246031), (285, 233082), (342, 194235), (345, 192546), (414, 160455), (437, 152010), (513, 129490), (563, 117990), (570, 116541), (621, 106970), (690, 96273), (855, 77694), (874, 76005), (1026, 64745), (1035, 64182), (1126, 58995), (1242, 53485), (1311, 50670), (1689, 39330), (1710, 38847), (2070, 32091), (2185, 30402), (2565, 25898), (2622, 25335), (2815, 23598), (3105, 21394), (3378, 19665), (3933, 16890), (4370, 15201), (5067, 13110), (5130, 12949), (5630, 11799), (6210, 10697), (6555, 10134), (7866, 8445)]