179915940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1762

約数の個数: 144

約数和(自身を含む): 593349120

約数和(自身を除く): 413433180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1395, 1697, 1710, 1767, 1860, 2356, 2790, 2945, 3394, 3420, 3534, 5091, 5301, 5580, 5890, 6788, 7068, 8485, 8835, 10182, 10602, 11780, 15273, 16970, 17670, 20364, 21204, 25455, 26505, 30546, 32243, 33940, 35340, 50910, 52607, 53010, 61092, 64486, 76365, 96729, 101820, 105214, 106020, 128972, 152730, 157821, 161215, 193458, 210428, 263035, 290187, 305460, 315642, 322430, 386916, 473463, 483645, 526070, 580374, 631284, 644860, 789105, 946926, 967290, 999533, 1052140, 1160748, 1450935, 1578210, 1893852, 1934580, 1999066, 2367315, 2901870, 2998599, 3156420, 3998132, 4734630, 4997665, 5803740, 5997198, 8995797, 9469260, 9995330, 11994396, 14992995, 17991594, 19990660, 29985990, 35983188, 44978985, 59971980, 89957970, 179915940]

約数ペア:

[(1, 179915940), (2, 89957970), (3, 59971980), (4, 44978985), (5, 35983188), (6, 29985990), (9, 19990660), (10, 17991594), (12, 14992995), (15, 11994396), (18, 9995330), (19, 9469260), (20, 8995797), (30, 5997198), (31, 5803740), (36, 4997665), (38, 4734630), (45, 3998132), (57, 3156420), (60, 2998599), (62, 2901870), (76, 2367315), (90, 1999066), (93, 1934580), (95, 1893852), (114, 1578210), (124, 1450935), (155, 1160748), (171, 1052140), (180, 999533), (186, 967290), (190, 946926), (228, 789105), (279, 644860), (285, 631284), (310, 580374), (342, 526070), (372, 483645), (380, 473463), (465, 386916), (558, 322430), (570, 315642), (589, 305460), (620, 290187), (684, 263035), (855, 210428), (930, 193458), (1116, 161215), (1140, 157821), (1178, 152730), (1395, 128972), (1697, 106020), (1710, 105214), (1767, 101820), (1860, 96729), (2356, 76365), (2790, 64486), (2945, 61092), (3394, 53010), (3420, 52607), (3534, 50910), (5091, 35340), (5301, 33940), (5580, 32243), (5890, 30546), (6788, 26505), (7068, 25455), (8485, 21204), (8835, 20364), (10182, 17670), (10602, 16970), (11780, 15273)]