78260910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:402

約数の個数: 128

約数和(自身を含む): 234178560

約数和(自身を除く): 155917650

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 109, 130, 182, 195, 210, 218, 263, 273, 327, 390, 455, 526, 545, 546, 654, 763, 789, 910, 1090, 1315, 1365, 1417, 1526, 1578, 1635, 1841, 2289, 2630, 2730, 2834, 3270, 3419, 3682, 3815, 3945, 4251, 4578, 5523, 6838, 7085, 7630, 7890, 8502, 9205, 9919, 10257, 11046, 11445, 14170, 17095, 18410, 19838, 20514, 21255, 22890, 23933, 27615, 28667, 29757, 34190, 42510, 47866, 49595, 51285, 55230, 57334, 59514, 71799, 86001, 99190, 102570, 119665, 143335, 143598, 148785, 172002, 200669, 239330, 286670, 297570, 358995, 372671, 401338, 430005, 602007, 717990, 745342, 860010, 1003345, 1118013, 1204014, 1863355, 2006690, 2236026, 2608697, 3010035, 3726710, 5217394, 5590065, 6020070, 7826091, 11180130, 13043485, 15652182, 26086970, 39130455, 78260910]

約数ペア:

[(1, 78260910), (2, 39130455), (3, 26086970), (5, 15652182), (6, 13043485), (7, 11180130), (10, 7826091), (13, 6020070), (14, 5590065), (15, 5217394), (21, 3726710), (26, 3010035), (30, 2608697), (35, 2236026), (39, 2006690), (42, 1863355), (65, 1204014), (70, 1118013), (78, 1003345), (91, 860010), (105, 745342), (109, 717990), (130, 602007), (182, 430005), (195, 401338), (210, 372671), (218, 358995), (263, 297570), (273, 286670), (327, 239330), (390, 200669), (455, 172002), (526, 148785), (545, 143598), (546, 143335), (654, 119665), (763, 102570), (789, 99190), (910, 86001), (1090, 71799), (1315, 59514), (1365, 57334), (1417, 55230), (1526, 51285), (1578, 49595), (1635, 47866), (1841, 42510), (2289, 34190), (2630, 29757), (2730, 28667), (2834, 27615), (3270, 23933), (3419, 22890), (3682, 21255), (3815, 20514), (3945, 19838), (4251, 18410), (4578, 17095), (5523, 14170), (6838, 11445), (7085, 11046), (7630, 10257), (7890, 9919), (8502, 9205)]