78307830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 220579200

約数和(自身を除く): 142271370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 73, 87, 90, 135, 137, 145, 146, 174, 219, 261, 270, 274, 290, 365, 411, 435, 438, 522, 657, 685, 730, 783, 822, 870, 1095, 1233, 1305, 1314, 1370, 1566, 1971, 2055, 2117, 2190, 2466, 2610, 3285, 3699, 3915, 3942, 3973, 4110, 4234, 6165, 6351, 6570, 7398, 7830, 7946, 9855, 10001, 10585, 11919, 12330, 12702, 18495, 19053, 19710, 19865, 20002, 21170, 23838, 30003, 31755, 35757, 36990, 38106, 39730, 50005, 57159, 59595, 60006, 63510, 71514, 90009, 95265, 100010, 107271, 114318, 119190, 150015, 178785, 180018, 190530, 214542, 270027, 285795, 290029, 300030, 357570, 450045, 536355, 540054, 571590, 580058, 870087, 900090, 1072710, 1350135, 1450145, 1740174, 2610261, 2700270, 2900290, 4350435, 5220522, 7830783, 8700870, 13051305, 15661566, 26102610, 39153915, 78307830]

約数ペア:

[(1, 78307830), (2, 39153915), (3, 26102610), (5, 15661566), (6, 13051305), (9, 8700870), (10, 7830783), (15, 5220522), (18, 4350435), (27, 2900290), (29, 2700270), (30, 2610261), (45, 1740174), (54, 1450145), (58, 1350135), (73, 1072710), (87, 900090), (90, 870087), (135, 580058), (137, 571590), (145, 540054), (146, 536355), (174, 450045), (219, 357570), (261, 300030), (270, 290029), (274, 285795), (290, 270027), (365, 214542), (411, 190530), (435, 180018), (438, 178785), (522, 150015), (657, 119190), (685, 114318), (730, 107271), (783, 100010), (822, 95265), (870, 90009), (1095, 71514), (1233, 63510), (1305, 60006), (1314, 59595), (1370, 57159), (1566, 50005), (1971, 39730), (2055, 38106), (2117, 36990), (2190, 35757), (2466, 31755), (2610, 30003), (3285, 23838), (3699, 21170), (3915, 20002), (3942, 19865), (3973, 19710), (4110, 19053), (4234, 18495), (6165, 12702), (6351, 12330), (6570, 11919), (7398, 10585), (7830, 10001), (7946, 9855)]