212371740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2957}}^1$

素因数の和:3001

約数の個数: 192

約数和(自身を含む): 795110400

約数和(自身を除く): 582738660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 2957, 3420, 3591, 3780, 3990, 4788, 5130, 5914, 5985, 7182, 7980, 8871, 10260, 11828, 11970, 14364, 14785, 17742, 17955, 20699, 23940, 26613, 29570, 35484, 35910, 41398, 44355, 53226, 56183, 59140, 62097, 71820, 79839, 82796, 88710, 103495, 106452, 112366, 124194, 133065, 159678, 168549, 177420, 186291, 206990, 224732, 248388, 266130, 280915, 310485, 319356, 337098, 372582, 393281, 399195, 413980, 505647, 532260, 558873, 561830, 620970, 674196, 745164, 786562, 798390, 842745, 931455, 1011294, 1117746, 1123660, 1179843, 1241940, 1516941, 1573124, 1596780, 1685490, 1862910, 1966405, 2022588, 2235492, 2359686, 2528235, 2794365, 3033882, 3370980, 3539529, 3725820, 3932810, 4719372, 5056470, 5588730, 5899215, 6067764, 7079058, 7584705, 7865620, 10112940, 10618587, 11177460, 11798430, 14158116, 15169410, 17697645, 21237174, 23596860, 30338820, 35395290, 42474348, 53092935, 70790580, 106185870, 212371740]

約数ペア:

[(1, 212371740), (2, 106185870), (3, 70790580), (4, 53092935), (5, 42474348), (6, 35395290), (7, 30338820), (9, 23596860), (10, 21237174), (12, 17697645), (14, 15169410), (15, 14158116), (18, 11798430), (19, 11177460), (20, 10618587), (21, 10112940), (27, 7865620), (28, 7584705), (30, 7079058), (35, 6067764), (36, 5899215), (38, 5588730), (42, 5056470), (45, 4719372), (54, 3932810), (57, 3725820), (60, 3539529), (63, 3370980), (70, 3033882), (76, 2794365), (84, 2528235), (90, 2359686), (95, 2235492), (105, 2022588), (108, 1966405), (114, 1862910), (126, 1685490), (133, 1596780), (135, 1573124), (140, 1516941), (171, 1241940), (180, 1179843), (189, 1123660), (190, 1117746), (210, 1011294), (228, 931455), (252, 842745), (266, 798390), (270, 786562), (285, 745164), (315, 674196), (342, 620970), (378, 561830), (380, 558873), (399, 532260), (420, 505647), (513, 413980), (532, 399195), (540, 393281), (570, 372582), (630, 337098), (665, 319356), (684, 310485), (756, 280915), (798, 266130), (855, 248388), (945, 224732), (1026, 206990), (1140, 186291), (1197, 177420), (1260, 168549), (1330, 159678), (1596, 133065), (1710, 124194), (1890, 112366), (1995, 106452), (2052, 103495), (2394, 88710), (2565, 82796), (2660, 79839), (2957, 71820), (3420, 62097), (3591, 59140), (3780, 56183), (3990, 53226), (4788, 44355), (5130, 41398), (5914, 35910), (5985, 35484), (7182, 29570), (7980, 26613), (8871, 23940), (10260, 20699), (11828, 17955), (11970, 17742), (14364, 14785)]