399158460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1080

約数の個数: 144

約数和(自身を含む): 1285939200

約数和(自身を除く): 886780740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 127, 171, 180, 190, 228, 254, 285, 342, 380, 381, 508, 570, 635, 684, 762, 855, 919, 1140, 1143, 1270, 1524, 1710, 1838, 1905, 2286, 2413, 2540, 2757, 3420, 3676, 3810, 4572, 4595, 4826, 5514, 5715, 7239, 7620, 8271, 9190, 9652, 11028, 11430, 12065, 13785, 14478, 16542, 17461, 18380, 21717, 22860, 24130, 27570, 28956, 33084, 34922, 36195, 41355, 43434, 48260, 52383, 55140, 69844, 72390, 82710, 86868, 87305, 104766, 108585, 116713, 144780, 157149, 165420, 174610, 209532, 217170, 233426, 261915, 314298, 349220, 350139, 434340, 466852, 523830, 583565, 628596, 700278, 785745, 1047660, 1050417, 1167130, 1400556, 1571490, 1750695, 2100834, 2217547, 2334260, 3142980, 3501390, 4201668, 4435094, 5252085, 6652641, 7002780, 8870188, 10504170, 11087735, 13305282, 19957923, 21008340, 22175470, 26610564, 33263205, 39915846, 44350940, 66526410, 79831692, 99789615, 133052820, 199579230, 399158460]

約数ペア:

[(1, 399158460), (2, 199579230), (3, 133052820), (4, 99789615), (5, 79831692), (6, 66526410), (9, 44350940), (10, 39915846), (12, 33263205), (15, 26610564), (18, 22175470), (19, 21008340), (20, 19957923), (30, 13305282), (36, 11087735), (38, 10504170), (45, 8870188), (57, 7002780), (60, 6652641), (76, 5252085), (90, 4435094), (95, 4201668), (114, 3501390), (127, 3142980), (171, 2334260), (180, 2217547), (190, 2100834), (228, 1750695), (254, 1571490), (285, 1400556), (342, 1167130), (380, 1050417), (381, 1047660), (508, 785745), (570, 700278), (635, 628596), (684, 583565), (762, 523830), (855, 466852), (919, 434340), (1140, 350139), (1143, 349220), (1270, 314298), (1524, 261915), (1710, 233426), (1838, 217170), (1905, 209532), (2286, 174610), (2413, 165420), (2540, 157149), (2757, 144780), (3420, 116713), (3676, 108585), (3810, 104766), (4572, 87305), (4595, 86868), (4826, 82710), (5514, 72390), (5715, 69844), (7239, 55140), (7620, 52383), (8271, 48260), (9190, 43434), (9652, 41355), (11028, 36195), (11430, 34922), (12065, 33084), (13785, 28956), (14478, 27570), (16542, 24130), (17461, 22860), (18380, 21717)]