212426172

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:457

約数の個数: 144

約数和(自身を含む): 647529120

約数和(自身を除く): 435102948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 137, 147, 189, 196, 252, 274, 293, 294, 378, 411, 441, 548, 586, 588, 756, 822, 879, 882, 959, 1172, 1233, 1323, 1644, 1758, 1764, 1918, 2051, 2466, 2637, 2646, 2877, 3516, 3699, 3836, 4102, 4932, 5274, 5292, 5754, 6153, 6713, 7398, 7911, 8204, 8631, 10548, 11508, 12306, 13426, 14357, 14796, 15822, 17262, 18459, 20139, 24612, 25893, 26852, 28714, 31644, 34524, 36918, 40141, 40278, 43071, 51786, 55377, 57428, 60417, 73836, 80282, 80556, 86142, 103572, 110754, 120423, 120834, 129213, 160564, 172284, 181251, 221508, 240846, 241668, 258426, 280987, 361269, 362502, 387639, 481692, 516852, 561974, 722538, 725004, 775278, 842961, 1083807, 1123948, 1445076, 1550556, 1685922, 1966909, 2167614, 2528883, 3371844, 3933818, 4335228, 5057766, 5900727, 7586649, 7867636, 10115532, 11801454, 15173298, 17702181, 23602908, 30346596, 35404362, 53106543, 70808724, 106213086, 212426172]

約数ペア:

[(1, 212426172), (2, 106213086), (3, 70808724), (4, 53106543), (6, 35404362), (7, 30346596), (9, 23602908), (12, 17702181), (14, 15173298), (18, 11801454), (21, 10115532), (27, 7867636), (28, 7586649), (36, 5900727), (42, 5057766), (49, 4335228), (54, 3933818), (63, 3371844), (84, 2528883), (98, 2167614), (108, 1966909), (126, 1685922), (137, 1550556), (147, 1445076), (189, 1123948), (196, 1083807), (252, 842961), (274, 775278), (293, 725004), (294, 722538), (378, 561974), (411, 516852), (441, 481692), (548, 387639), (586, 362502), (588, 361269), (756, 280987), (822, 258426), (879, 241668), (882, 240846), (959, 221508), (1172, 181251), (1233, 172284), (1323, 160564), (1644, 129213), (1758, 120834), (1764, 120423), (1918, 110754), (2051, 103572), (2466, 86142), (2637, 80556), (2646, 80282), (2877, 73836), (3516, 60417), (3699, 57428), (3836, 55377), (4102, 51786), (4932, 43071), (5274, 40278), (5292, 40141), (5754, 36918), (6153, 34524), (6713, 31644), (7398, 28714), (7911, 26852), (8204, 25893), (8631, 24612), (10548, 20139), (11508, 18459), (12306, 17262), (13426, 15822), (14357, 14796)]