161919324

素因数分解:

$2^2\times 3^4\times 7^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 240

約数和(自身を含む): 520396800

約数和(自身を除く): 358477476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 47, 49, 54, 62, 63, 81, 84, 93, 94, 98, 108, 124, 126, 141, 147, 162, 186, 188, 189, 196, 217, 252, 279, 282, 294, 324, 329, 343, 372, 378, 423, 434, 441, 558, 564, 567, 588, 651, 658, 686, 756, 837, 846, 868, 882, 987, 1029, 1116, 1134, 1269, 1302, 1316, 1323, 1372, 1457, 1519, 1674, 1692, 1764, 1953, 1974, 2058, 2268, 2303, 2511, 2538, 2604, 2646, 2914, 2961, 3038, 3087, 3348, 3807, 3906, 3948, 3969, 4116, 4371, 4557, 4606, 5022, 5076, 5292, 5828, 5859, 5922, 6076, 6174, 6909, 7614, 7812, 7938, 8742, 8883, 9114, 9212, 9261, 10044, 10199, 10633, 11718, 11844, 12348, 13113, 13671, 13818, 15228, 15876, 16121, 17484, 17577, 17766, 18228, 18522, 20398, 20727, 21266, 23436, 26226, 26649, 27342, 27636, 27783, 30597, 31899, 32242, 35154, 35532, 37044, 39339, 40796, 41013, 41454, 42532, 48363, 52452, 53298, 54684, 55566, 61194, 62181, 63798, 64484, 70308, 71393, 78678, 82026, 82908, 91791, 95697, 96726, 106596, 111132, 118017, 122388, 123039, 124362, 127596, 142786, 145089, 157356, 164052, 183582, 186543, 191394, 193452, 214179, 236034, 246078, 248724, 275373, 285572, 287091, 290178, 367164, 373086, 382788, 428358, 435267, 472068, 492156, 499751, 550746, 574182, 580356, 642537, 746172, 826119, 856716, 861273, 870534, 999502, 1101492, 1148364, 1285074, 1305801, 1499253, 1652238, 1722546, 1741068, 1927611, 1999004, 2570148, 2611602, 2998506, 3304476, 3445092, 3855222, 4497759, 5223204, 5782833, 5997012, 7710444, 8995518, 11565666, 13493277, 17991036, 23131332, 26986554, 40479831, 53973108, 80959662, 161919324]

約数ペア:

[(1, 161919324), (2, 80959662), (3, 53973108), (4, 40479831), (6, 26986554), (7, 23131332), (9, 17991036), (12, 13493277), (14, 11565666), (18, 8995518), (21, 7710444), (27, 5997012), (28, 5782833), (31, 5223204), (36, 4497759), (42, 3855222), (47, 3445092), (49, 3304476), (54, 2998506), (62, 2611602), (63, 2570148), (81, 1999004), (84, 1927611), (93, 1741068), (94, 1722546), (98, 1652238), (108, 1499253), (124, 1305801), (126, 1285074), (141, 1148364), (147, 1101492), (162, 999502), (186, 870534), (188, 861273), (189, 856716), (196, 826119), (217, 746172), (252, 642537), (279, 580356), (282, 574182), (294, 550746), (324, 499751), (329, 492156), (343, 472068), (372, 435267), (378, 428358), (423, 382788), (434, 373086), (441, 367164), (558, 290178), (564, 287091), (567, 285572), (588, 275373), (651, 248724), (658, 246078), (686, 236034), (756, 214179), (837, 193452), (846, 191394), (868, 186543), (882, 183582), (987, 164052), (1029, 157356), (1116, 145089), (1134, 142786), (1269, 127596), (1302, 124362), (1316, 123039), (1323, 122388), (1372, 118017), (1457, 111132), (1519, 106596), (1674, 96726), (1692, 95697), (1764, 91791), (1953, 82908), (1974, 82026), (2058, 78678), (2268, 71393), (2303, 70308), (2511, 64484), (2538, 63798), (2604, 62181), (2646, 61194), (2914, 55566), (2961, 54684), (3038, 53298), (3087, 52452), (3348, 48363), (3807, 42532), (3906, 41454), (3948, 41013), (3969, 40796), (4116, 39339), (4371, 37044), (4557, 35532), (4606, 35154), (5022, 32242), (5076, 31899), (5292, 30597), (5828, 27783), (5859, 27636), (5922, 27342), (6076, 26649), (6174, 26226), (6909, 23436), (7614, 21266), (7812, 20727), (7938, 20398), (8742, 18522), (8883, 18228), (9114, 17766), (9212, 17577), (9261, 17484), (10044, 16121), (10199, 15876), (10633, 15228), (11718, 13818), (11844, 13671), (12348, 13113)]