161683920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:314

約数の個数: 240

約数和(自身を含む): 584962560

約数和(自身を除く): 423278640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 53, 57, 60, 72, 76, 80, 90, 95, 106, 114, 120, 144, 152, 159, 171, 180, 190, 212, 223, 228, 240, 265, 285, 304, 318, 342, 360, 380, 424, 446, 456, 477, 530, 570, 636, 669, 684, 720, 760, 795, 848, 855, 892, 912, 954, 1007, 1060, 1115, 1140, 1272, 1338, 1368, 1520, 1590, 1710, 1784, 1908, 2007, 2014, 2120, 2230, 2280, 2385, 2544, 2676, 2736, 3021, 3180, 3345, 3420, 3568, 3816, 4014, 4028, 4237, 4240, 4460, 4560, 4770, 5035, 5352, 6042, 6360, 6690, 6840, 7632, 8028, 8056, 8474, 8920, 9063, 9540, 10035, 10070, 10704, 11819, 12084, 12711, 12720, 13380, 13680, 15105, 16056, 16112, 16948, 17840, 18126, 19080, 20070, 20140, 21185, 23638, 24168, 25422, 26760, 30210, 32112, 33896, 35457, 36252, 38133, 38160, 40140, 40280, 42370, 45315, 47276, 48336, 50844, 53520, 59095, 60420, 63555, 67792, 70914, 72504, 76266, 80280, 80560, 84740, 90630, 94552, 101688, 106371, 118190, 120840, 127110, 141828, 145008, 152532, 160560, 169480, 177285, 181260, 189104, 190665, 203376, 212742, 224561, 236380, 241680, 254220, 283656, 305064, 338960, 354570, 362520, 381330, 425484, 449122, 472760, 508440, 531855, 567312, 610128, 673683, 709140, 725040, 762660, 850968, 898244, 945520, 1016880, 1063710, 1122805, 1347366, 1418280, 1525320, 1701936, 1796488, 2021049, 2127420, 2245610, 2694732, 2836560, 3050640, 3368415, 3592976, 4042098, 4254840, 4491220, 5389464, 6736830, 8084196, 8509680, 8982440, 10105245, 10778928, 13473660, 16168392, 17964880, 20210490, 26947320, 32336784, 40420980, 53894640, 80841960, 161683920]

約数ペア:

[(1, 161683920), (2, 80841960), (3, 53894640), (4, 40420980), (5, 32336784), (6, 26947320), (8, 20210490), (9, 17964880), (10, 16168392), (12, 13473660), (15, 10778928), (16, 10105245), (18, 8982440), (19, 8509680), (20, 8084196), (24, 6736830), (30, 5389464), (36, 4491220), (38, 4254840), (40, 4042098), (45, 3592976), (48, 3368415), (53, 3050640), (57, 2836560), (60, 2694732), (72, 2245610), (76, 2127420), (80, 2021049), (90, 1796488), (95, 1701936), (106, 1525320), (114, 1418280), (120, 1347366), (144, 1122805), (152, 1063710), (159, 1016880), (171, 945520), (180, 898244), (190, 850968), (212, 762660), (223, 725040), (228, 709140), (240, 673683), (265, 610128), (285, 567312), (304, 531855), (318, 508440), (342, 472760), (360, 449122), (380, 425484), (424, 381330), (446, 362520), (456, 354570), (477, 338960), (530, 305064), (570, 283656), (636, 254220), (669, 241680), (684, 236380), (720, 224561), (760, 212742), (795, 203376), (848, 190665), (855, 189104), (892, 181260), (912, 177285), (954, 169480), (1007, 160560), (1060, 152532), (1115, 145008), (1140, 141828), (1272, 127110), (1338, 120840), (1368, 118190), (1520, 106371), (1590, 101688), (1710, 94552), (1784, 90630), (1908, 84740), (2007, 80560), (2014, 80280), (2120, 76266), (2230, 72504), (2280, 70914), (2385, 67792), (2544, 63555), (2676, 60420), (2736, 59095), (3021, 53520), (3180, 50844), (3345, 48336), (3420, 47276), (3568, 45315), (3816, 42370), (4014, 40280), (4028, 40140), (4237, 38160), (4240, 38133), (4460, 36252), (4560, 35457), (4770, 33896), (5035, 32112), (5352, 30210), (6042, 26760), (6360, 25422), (6690, 24168), (6840, 23638), (7632, 21185), (8028, 20140), (8056, 20070), (8474, 19080), (8920, 18126), (9063, 17840), (9540, 16948), (10035, 16112), (10070, 16056), (10704, 15105), (11819, 13680), (12084, 13380), (12711, 12720)]