395430420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 288

約数和(自身を含む): 1441456128

約数和(自身を除く): 1046025708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 55, 60, 62, 66, 70, 77, 84, 93, 105, 110, 121, 124, 132, 140, 154, 155, 165, 186, 210, 217, 220, 231, 242, 251, 308, 310, 330, 341, 363, 372, 385, 420, 434, 462, 465, 484, 502, 605, 620, 651, 660, 682, 726, 753, 770, 847, 868, 924, 930, 1004, 1023, 1085, 1155, 1210, 1255, 1302, 1364, 1452, 1506, 1540, 1694, 1705, 1757, 1815, 1860, 2046, 2170, 2310, 2387, 2420, 2510, 2541, 2604, 2761, 3012, 3255, 3388, 3410, 3514, 3630, 3751, 3765, 4092, 4235, 4340, 4620, 4774, 5020, 5082, 5115, 5271, 5522, 6510, 6820, 7028, 7161, 7260, 7502, 7530, 7781, 8283, 8470, 8785, 9548, 10164, 10230, 10542, 11044, 11253, 11935, 12705, 13020, 13805, 14322, 15004, 15060, 15562, 16566, 16940, 17570, 18755, 19327, 20460, 21084, 22506, 23343, 23870, 25410, 26257, 26355, 27610, 28644, 30371, 31124, 33132, 35140, 35805, 37510, 38654, 38905, 41415, 45012, 46686, 47740, 50820, 52514, 52710, 54467, 55220, 56265, 57981, 60742, 71610, 75020, 77308, 77810, 78771, 82830, 85591, 91113, 93372, 96635, 105028, 105420, 108934, 112530, 115962, 116715, 121484, 131285, 143220, 151855, 155620, 157542, 163401, 165660, 171182, 182226, 193270, 212597, 217868, 225060, 231924, 233430, 256773, 262570, 272335, 289905, 303710, 315084, 326802, 342364, 364452, 386540, 393855, 425194, 427955, 455565, 466860, 513546, 525140, 544670, 579810, 599137, 607420, 637791, 653604, 787710, 817005, 850388, 855910, 911130, 941501, 1027092, 1062985, 1089340, 1159620, 1198274, 1275582, 1283865, 1575420, 1634010, 1711820, 1797411, 1822260, 1883002, 2125970, 2396548, 2551164, 2567730, 2824503, 2995685, 3188955, 3268020, 3594822, 3766004, 4251940, 4707505, 5135460, 5649006, 5991370, 6377910, 6590507, 7189644, 8987055, 9415010, 11298012, 11982740, 12755820, 13181014, 14122515, 17974110, 18830020, 19771521, 26362028, 28245030, 32952535, 35948220, 39543042, 56490060, 65905070, 79086084, 98857605, 131810140, 197715210, 395430420]

約数ペア:

[(1, 395430420), (2, 197715210), (3, 131810140), (4, 98857605), (5, 79086084), (6, 65905070), (7, 56490060), (10, 39543042), (11, 35948220), (12, 32952535), (14, 28245030), (15, 26362028), (20, 19771521), (21, 18830020), (22, 17974110), (28, 14122515), (30, 13181014), (31, 12755820), (33, 11982740), (35, 11298012), (42, 9415010), (44, 8987055), (55, 7189644), (60, 6590507), (62, 6377910), (66, 5991370), (70, 5649006), (77, 5135460), (84, 4707505), (93, 4251940), (105, 3766004), (110, 3594822), (121, 3268020), (124, 3188955), (132, 2995685), (140, 2824503), (154, 2567730), (155, 2551164), (165, 2396548), (186, 2125970), (210, 1883002), (217, 1822260), (220, 1797411), (231, 1711820), (242, 1634010), (251, 1575420), (308, 1283865), (310, 1275582), (330, 1198274), (341, 1159620), (363, 1089340), (372, 1062985), (385, 1027092), (420, 941501), (434, 911130), (462, 855910), (465, 850388), (484, 817005), (502, 787710), (605, 653604), (620, 637791), (651, 607420), (660, 599137), (682, 579810), (726, 544670), (753, 525140), (770, 513546), (847, 466860), (868, 455565), (924, 427955), (930, 425194), (1004, 393855), (1023, 386540), (1085, 364452), (1155, 342364), (1210, 326802), (1255, 315084), (1302, 303710), (1364, 289905), (1452, 272335), (1506, 262570), (1540, 256773), (1694, 233430), (1705, 231924), (1757, 225060), (1815, 217868), (1860, 212597), (2046, 193270), (2170, 182226), (2310, 171182), (2387, 165660), (2420, 163401), (2510, 157542), (2541, 155620), (2604, 151855), (2761, 143220), (3012, 131285), (3255, 121484), (3388, 116715), (3410, 115962), (3514, 112530), (3630, 108934), (3751, 105420), (3765, 105028), (4092, 96635), (4235, 93372), (4340, 91113), (4620, 85591), (4774, 82830), (5020, 78771), (5082, 77810), (5115, 77308), (5271, 75020), (5522, 71610), (6510, 60742), (6820, 57981), (7028, 56265), (7161, 55220), (7260, 54467), (7502, 52710), (7530, 52514), (7781, 50820), (8283, 47740), (8470, 46686), (8785, 45012), (9548, 41415), (10164, 38905), (10230, 38654), (10542, 37510), (11044, 35805), (11253, 35140), (11935, 33132), (12705, 31124), (13020, 30371), (13805, 28644), (14322, 27610), (15004, 26355), (15060, 26257), (15562, 25410), (16566, 23870), (16940, 23343), (17570, 22506), (18755, 21084), (19327, 20460)]