78315948

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1877}}^1$

素因数の和:1967

約数の個数: 72

約数和(自身を含む): 211913520

約数和(自身を除く): 133597572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 61, 76, 114, 122, 171, 183, 228, 244, 342, 366, 549, 684, 732, 1098, 1159, 1877, 2196, 2318, 3477, 3754, 4636, 5631, 6954, 7508, 10431, 11262, 13908, 16893, 20862, 22524, 33786, 35663, 41724, 67572, 71326, 106989, 114497, 142652, 213978, 228994, 320967, 343491, 427956, 457988, 641934, 686982, 1030473, 1283868, 1373964, 2060946, 2175443, 4121892, 4350886, 6526329, 8701772, 13052658, 19578987, 26105316, 39157974, 78315948]

約数ペア:

[(1, 78315948), (2, 39157974), (3, 26105316), (4, 19578987), (6, 13052658), (9, 8701772), (12, 6526329), (18, 4350886), (19, 4121892), (36, 2175443), (38, 2060946), (57, 1373964), (61, 1283868), (76, 1030473), (114, 686982), (122, 641934), (171, 457988), (183, 427956), (228, 343491), (244, 320967), (342, 228994), (366, 213978), (549, 142652), (684, 114497), (732, 106989), (1098, 71326), (1159, 67572), (1877, 41724), (2196, 35663), (2318, 33786), (3477, 22524), (3754, 20862), (4636, 16893), (5631, 13908), (6954, 11262), (7508, 10431)]