181292580

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{73}}^2$

素因数の和:177

約数の個数: 216

約数和(自身を含む): 660808512

約数和(自身を除く): 479515932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 73, 81, 84, 90, 105, 108, 126, 135, 140, 146, 162, 180, 189, 210, 219, 243, 252, 270, 292, 315, 324, 365, 378, 405, 420, 438, 486, 511, 540, 567, 630, 657, 730, 756, 810, 876, 945, 972, 1022, 1095, 1134, 1215, 1260, 1314, 1460, 1533, 1620, 1701, 1890, 1971, 2044, 2190, 2268, 2430, 2555, 2628, 2835, 3066, 3285, 3402, 3780, 3942, 4380, 4599, 4860, 5110, 5329, 5670, 5913, 6132, 6570, 6804, 7665, 7884, 8505, 9198, 9855, 10220, 10658, 11340, 11826, 13140, 13797, 15330, 15987, 17010, 17739, 18396, 19710, 21316, 22995, 23652, 26645, 27594, 29565, 30660, 31974, 34020, 35478, 37303, 39420, 41391, 45990, 47961, 53290, 55188, 59130, 63948, 68985, 70956, 74606, 79935, 82782, 88695, 91980, 95922, 106580, 111909, 118260, 124173, 137970, 143883, 149212, 159870, 165564, 177390, 186515, 191844, 206955, 223818, 239805, 248346, 275940, 287766, 319740, 335727, 354780, 373030, 413910, 431649, 447636, 479610, 496692, 559545, 575532, 620865, 671454, 719415, 746060, 827820, 863298, 959220, 1007181, 1119090, 1241730, 1294947, 1342908, 1438830, 1678635, 1726596, 2014362, 2158245, 2238180, 2483460, 2589894, 2877660, 3021543, 3357270, 4028724, 4316490, 5035905, 5179788, 6043086, 6474735, 6714540, 8632980, 9064629, 10071810, 12086172, 12949470, 15107715, 18129258, 20143620, 25898940, 30215430, 36258516, 45323145, 60430860, 90646290, 181292580]

約数ペア:

[(1, 181292580), (2, 90646290), (3, 60430860), (4, 45323145), (5, 36258516), (6, 30215430), (7, 25898940), (9, 20143620), (10, 18129258), (12, 15107715), (14, 12949470), (15, 12086172), (18, 10071810), (20, 9064629), (21, 8632980), (27, 6714540), (28, 6474735), (30, 6043086), (35, 5179788), (36, 5035905), (42, 4316490), (45, 4028724), (54, 3357270), (60, 3021543), (63, 2877660), (70, 2589894), (73, 2483460), (81, 2238180), (84, 2158245), (90, 2014362), (105, 1726596), (108, 1678635), (126, 1438830), (135, 1342908), (140, 1294947), (146, 1241730), (162, 1119090), (180, 1007181), (189, 959220), (210, 863298), (219, 827820), (243, 746060), (252, 719415), (270, 671454), (292, 620865), (315, 575532), (324, 559545), (365, 496692), (378, 479610), (405, 447636), (420, 431649), (438, 413910), (486, 373030), (511, 354780), (540, 335727), (567, 319740), (630, 287766), (657, 275940), (730, 248346), (756, 239805), (810, 223818), (876, 206955), (945, 191844), (972, 186515), (1022, 177390), (1095, 165564), (1134, 159870), (1215, 149212), (1260, 143883), (1314, 137970), (1460, 124173), (1533, 118260), (1620, 111909), (1701, 106580), (1890, 95922), (1971, 91980), (2044, 88695), (2190, 82782), (2268, 79935), (2430, 74606), (2555, 70956), (2628, 68985), (2835, 63948), (3066, 59130), (3285, 55188), (3402, 53290), (3780, 47961), (3942, 45990), (4380, 41391), (4599, 39420), (4860, 37303), (5110, 35478), (5329, 34020), (5670, 31974), (5913, 30660), (6132, 29565), (6570, 27594), (6804, 26645), (7665, 23652), (7884, 22995), (8505, 21316), (9198, 19710), (9855, 18396), (10220, 17739), (10658, 17010), (11340, 15987), (11826, 15330), (13140, 13797)]