76817988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 225650880

約数和(自身を除く): 148832892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 53, 57, 76, 78, 106, 114, 117, 156, 159, 163, 171, 212, 228, 234, 247, 318, 326, 342, 468, 477, 489, 494, 636, 652, 684, 689, 741, 954, 978, 988, 1007, 1378, 1467, 1482, 1908, 1956, 2014, 2067, 2119, 2223, 2756, 2934, 2964, 3021, 3097, 4028, 4134, 4238, 4446, 5868, 6042, 6194, 6201, 6357, 8268, 8476, 8639, 8892, 9063, 9291, 12084, 12388, 12402, 12714, 13091, 17278, 18126, 18582, 19071, 24804, 25428, 25917, 26182, 27873, 34556, 36252, 37164, 38142, 39273, 40261, 51834, 52364, 55746, 76284, 77751, 78546, 80522, 103668, 111492, 112307, 117819, 120783, 155502, 157092, 161044, 164141, 224614, 235638, 241566, 311004, 328282, 336921, 362349, 449228, 471276, 483132, 492423, 656564, 673842, 724698, 984846, 1010763, 1347684, 1449396, 1477269, 1969692, 2021526, 2133833, 2954538, 4043052, 4267666, 5909076, 6401499, 8535332, 12802998, 19204497, 25605996, 38408994, 76817988]

約数ペア:

[(1, 76817988), (2, 38408994), (3, 25605996), (4, 19204497), (6, 12802998), (9, 8535332), (12, 6401499), (13, 5909076), (18, 4267666), (19, 4043052), (26, 2954538), (36, 2133833), (38, 2021526), (39, 1969692), (52, 1477269), (53, 1449396), (57, 1347684), (76, 1010763), (78, 984846), (106, 724698), (114, 673842), (117, 656564), (156, 492423), (159, 483132), (163, 471276), (171, 449228), (212, 362349), (228, 336921), (234, 328282), (247, 311004), (318, 241566), (326, 235638), (342, 224614), (468, 164141), (477, 161044), (489, 157092), (494, 155502), (636, 120783), (652, 117819), (684, 112307), (689, 111492), (741, 103668), (954, 80522), (978, 78546), (988, 77751), (1007, 76284), (1378, 55746), (1467, 52364), (1482, 51834), (1908, 40261), (1956, 39273), (2014, 38142), (2067, 37164), (2119, 36252), (2223, 34556), (2756, 27873), (2934, 26182), (2964, 25917), (3021, 25428), (3097, 24804), (4028, 19071), (4134, 18582), (4238, 18126), (4446, 17278), (5868, 13091), (6042, 12714), (6194, 12402), (6201, 12388), (6357, 12084), (8268, 9291), (8476, 9063), (8639, 8892)]