15405012

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 48263040

約数和(自身を除く): 32858028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 49, 54, 63, 71, 82, 84, 98, 108, 123, 126, 142, 147, 164, 189, 196, 213, 246, 252, 284, 287, 294, 369, 378, 426, 441, 492, 497, 574, 588, 639, 738, 756, 852, 861, 882, 994, 1107, 1148, 1278, 1323, 1476, 1491, 1722, 1764, 1917, 1988, 2009, 2214, 2556, 2583, 2646, 2911, 2982, 3444, 3479, 3834, 4018, 4428, 4473, 5166, 5292, 5822, 5964, 6027, 6958, 7668, 7749, 8036, 8733, 8946, 10332, 10437, 11644, 12054, 13419, 13916, 15498, 17466, 17892, 18081, 20377, 20874, 24108, 26199, 26838, 30996, 31311, 34932, 36162, 40754, 41748, 52398, 53676, 54243, 61131, 62622, 72324, 78597, 81508, 93933, 104796, 108486, 122262, 125244, 142639, 157194, 183393, 187866, 216972, 244524, 285278, 314388, 366786, 375732, 427917, 550179, 570556, 733572, 855834, 1100358, 1283751, 1711668, 2200716, 2567502, 3851253, 5135004, 7702506, 15405012]

約数ペア:

[(1, 15405012), (2, 7702506), (3, 5135004), (4, 3851253), (6, 2567502), (7, 2200716), (9, 1711668), (12, 1283751), (14, 1100358), (18, 855834), (21, 733572), (27, 570556), (28, 550179), (36, 427917), (41, 375732), (42, 366786), (49, 314388), (54, 285278), (63, 244524), (71, 216972), (82, 187866), (84, 183393), (98, 157194), (108, 142639), (123, 125244), (126, 122262), (142, 108486), (147, 104796), (164, 93933), (189, 81508), (196, 78597), (213, 72324), (246, 62622), (252, 61131), (284, 54243), (287, 53676), (294, 52398), (369, 41748), (378, 40754), (426, 36162), (441, 34932), (492, 31311), (497, 30996), (574, 26838), (588, 26199), (639, 24108), (738, 20874), (756, 20377), (852, 18081), (861, 17892), (882, 17466), (994, 15498), (1107, 13916), (1148, 13419), (1278, 12054), (1323, 11644), (1476, 10437), (1491, 10332), (1722, 8946), (1764, 8733), (1917, 8036), (1988, 7749), (2009, 7668), (2214, 6958), (2556, 6027), (2583, 5964), (2646, 5822), (2911, 5292), (2982, 5166), (3444, 4473), (3479, 4428), (3834, 4018)]