303925860

素因数分解:

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

素因数の和:335

約数の個数: 216

約数和(自身を含む): 1093030848

約数和(自身を除く): 789104988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 251, 252, 279, 310, 315, 372, 420, 434, 465, 502, 558, 620, 630, 651, 753, 868, 930, 961, 1004, 1085, 1116, 1255, 1260, 1302, 1395, 1506, 1757, 1860, 1922, 1953, 2170, 2259, 2510, 2604, 2790, 2883, 3012, 3255, 3514, 3765, 3844, 3906, 4340, 4518, 4805, 5020, 5271, 5580, 5766, 6510, 6727, 7028, 7530, 7781, 7812, 8649, 8785, 9036, 9610, 9765, 10542, 11295, 11532, 13020, 13454, 14415, 15060, 15562, 15813, 17298, 17570, 19220, 19530, 20181, 21084, 22590, 23343, 26355, 26908, 28830, 31124, 31626, 33635, 34596, 35140, 38905, 39060, 40362, 43245, 45180, 46686, 52710, 54467, 57660, 60543, 63252, 67270, 70029, 77810, 79065, 80724, 86490, 93372, 100905, 105420, 108934, 116715, 121086, 134540, 140058, 155620, 158130, 163401, 172980, 201810, 217868, 233430, 241211, 242172, 272335, 280116, 302715, 316260, 326802, 350145, 403620, 466860, 482422, 490203, 544670, 605430, 653604, 700290, 723633, 817005, 964844, 980406, 1089340, 1206055, 1210860, 1400580, 1447266, 1634010, 1688477, 1960812, 2170899, 2412110, 2451015, 2894532, 3268020, 3376954, 3618165, 4341798, 4824220, 4902030, 5065431, 6753908, 7236330, 8442385, 8683596, 9804060, 10130862, 10854495, 14472660, 15196293, 16884770, 20261724, 21708990, 25327155, 30392586, 33769540, 43417980, 50654310, 60785172, 75981465, 101308620, 151962930, 303925860]

約数ペア:

[(1, 303925860), (2, 151962930), (3, 101308620), (4, 75981465), (5, 60785172), (6, 50654310), (7, 43417980), (9, 33769540), (10, 30392586), (12, 25327155), (14, 21708990), (15, 20261724), (18, 16884770), (20, 15196293), (21, 14472660), (28, 10854495), (30, 10130862), (31, 9804060), (35, 8683596), (36, 8442385), (42, 7236330), (45, 6753908), (60, 5065431), (62, 4902030), (63, 4824220), (70, 4341798), (84, 3618165), (90, 3376954), (93, 3268020), (105, 2894532), (124, 2451015), (126, 2412110), (140, 2170899), (155, 1960812), (180, 1688477), (186, 1634010), (210, 1447266), (217, 1400580), (251, 1210860), (252, 1206055), (279, 1089340), (310, 980406), (315, 964844), (372, 817005), (420, 723633), (434, 700290), (465, 653604), (502, 605430), (558, 544670), (620, 490203), (630, 482422), (651, 466860), (753, 403620), (868, 350145), (930, 326802), (961, 316260), (1004, 302715), (1085, 280116), (1116, 272335), (1255, 242172), (1260, 241211), (1302, 233430), (1395, 217868), (1506, 201810), (1757, 172980), (1860, 163401), (1922, 158130), (1953, 155620), (2170, 140058), (2259, 134540), (2510, 121086), (2604, 116715), (2790, 108934), (2883, 105420), (3012, 100905), (3255, 93372), (3514, 86490), (3765, 80724), (3844, 79065), (3906, 77810), (4340, 70029), (4518, 67270), (4805, 63252), (5020, 60543), (5271, 57660), (5580, 54467), (5766, 52710), (6510, 46686), (6727, 45180), (7028, 43245), (7530, 40362), (7781, 39060), (7812, 38905), (8649, 35140), (8785, 34596), (9036, 33635), (9610, 31626), (9765, 31124), (10542, 28830), (11295, 26908), (11532, 26355), (13020, 23343), (13454, 22590), (14415, 21084), (15060, 20181), (15562, 19530), (15813, 19220), (17298, 17570)]