68263860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 232243200

約数和(自身を除く): 163979340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 107, 124, 140, 147, 155, 186, 196, 210, 214, 217, 245, 294, 310, 321, 343, 372, 420, 428, 434, 465, 490, 535, 588, 620, 642, 651, 686, 735, 749, 868, 930, 980, 1029, 1070, 1085, 1284, 1302, 1372, 1470, 1498, 1519, 1605, 1715, 1860, 2058, 2140, 2170, 2247, 2604, 2940, 2996, 3038, 3210, 3255, 3317, 3430, 3745, 4116, 4340, 4494, 4557, 5145, 5243, 6076, 6420, 6510, 6634, 6860, 7490, 7595, 8988, 9114, 9951, 10290, 10486, 10633, 11235, 13020, 13268, 14980, 15190, 15729, 16585, 18228, 19902, 20580, 20972, 21266, 22470, 22785, 23219, 26215, 30380, 31458, 31899, 33170, 36701, 39804, 42532, 44940, 45570, 46438, 49755, 52430, 53165, 62916, 63798, 66340, 69657, 73402, 78645, 91140, 92876, 99510, 104860, 106330, 110103, 116095, 127596, 139314, 146804, 157290, 159495, 162533, 183505, 199020, 212660, 220206, 232190, 278628, 314580, 318990, 325066, 348285, 367010, 440412, 464380, 487599, 550515, 637980, 650132, 696570, 734020, 812665, 975198, 1101030, 1137731, 1393140, 1625330, 1950396, 2202060, 2275462, 2437995, 3250660, 3413193, 4550924, 4875990, 5688655, 6826386, 9751980, 11377310, 13652772, 17065965, 22754620, 34131930, 68263860]

約数ペア:

[(1, 68263860), (2, 34131930), (3, 22754620), (4, 17065965), (5, 13652772), (6, 11377310), (7, 9751980), (10, 6826386), (12, 5688655), (14, 4875990), (15, 4550924), (20, 3413193), (21, 3250660), (28, 2437995), (30, 2275462), (31, 2202060), (35, 1950396), (42, 1625330), (49, 1393140), (60, 1137731), (62, 1101030), (70, 975198), (84, 812665), (93, 734020), (98, 696570), (105, 650132), (107, 637980), (124, 550515), (140, 487599), (147, 464380), (155, 440412), (186, 367010), (196, 348285), (210, 325066), (214, 318990), (217, 314580), (245, 278628), (294, 232190), (310, 220206), (321, 212660), (343, 199020), (372, 183505), (420, 162533), (428, 159495), (434, 157290), (465, 146804), (490, 139314), (535, 127596), (588, 116095), (620, 110103), (642, 106330), (651, 104860), (686, 99510), (735, 92876), (749, 91140), (868, 78645), (930, 73402), (980, 69657), (1029, 66340), (1070, 63798), (1085, 62916), (1284, 53165), (1302, 52430), (1372, 49755), (1470, 46438), (1498, 45570), (1519, 44940), (1605, 42532), (1715, 39804), (1860, 36701), (2058, 33170), (2140, 31899), (2170, 31458), (2247, 30380), (2604, 26215), (2940, 23219), (2996, 22785), (3038, 22470), (3210, 21266), (3255, 20972), (3317, 20580), (3430, 19902), (3745, 18228), (4116, 16585), (4340, 15729), (4494, 15190), (4557, 14980), (5145, 13268), (5243, 13020), (6076, 11235), (6420, 10633), (6510, 10486), (6634, 10290), (6860, 9951), (7490, 9114), (7595, 8988)]