81951054120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1346993}}^1$

素因数の和:1347036

約数の個数: 144

約数和(自身を含む): 288404885340

約数和(自身を除く): 206453831220

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4680, 5070, 6084, 6760, 7605, 10140, 12168, 15210, 20280, 30420, 60840, 1346993, 2693986, 4040979, 5387972, 6734965, 8081958, 10775944, 12122937, 13469930, 16163916, 17510909, 20204895, 24245874, 26939860, 32327832, 35021818, 40409790, 48491748, 52532727, 53879720, 60614685, 70043636, 80819580, 87554545, 96983496, 105065454, 121229370, 140087272, 157598181, 161639160, 175109090, 210130908, 227641817, 242458740, 262663635, 315196362, 350218180, 420261816, 455283634, 484917480, 525327270, 630392724, 682925451, 700436360, 787990905, 910567268, 1050654540, 1138209085, 1260785448, 1365850902, 1575981810, 1821134536, 2048776353, 2101309080, 2276418170, 2731701804, 3151963620, 3414627255, 4097552706, 4552836340, 5463403608, 6303927240, 6829254510, 8195105412, 9105672680, 10243881765, 13658509020, 16390210824, 20487763530, 27317018040, 40975527060, 81951054120]

約数ペア:

[(1, 81951054120), (2, 40975527060), (3, 27317018040), (4, 20487763530), (5, 16390210824), (6, 13658509020), (8, 10243881765), (9, 9105672680), (10, 8195105412), (12, 6829254510), (13, 6303927240), (15, 5463403608), (18, 4552836340), (20, 4097552706), (24, 3414627255), (26, 3151963620), (30, 2731701804), (36, 2276418170), (39, 2101309080), (40, 2048776353), (45, 1821134536), (52, 1575981810), (60, 1365850902), (65, 1260785448), (72, 1138209085), (78, 1050654540), (90, 910567268), (104, 787990905), (117, 700436360), (120, 682925451), (130, 630392724), (156, 525327270), (169, 484917480), (180, 455283634), (195, 420261816), (234, 350218180), (260, 315196362), (312, 262663635), (338, 242458740), (360, 227641817), (390, 210130908), (468, 175109090), (507, 161639160), (520, 157598181), (585, 140087272), (676, 121229370), (780, 105065454), (845, 96983496), (936, 87554545), (1014, 80819580), (1170, 70043636), (1352, 60614685), (1521, 53879720), (1560, 52532727), (1690, 48491748), (2028, 40409790), (2340, 35021818), (2535, 32327832), (3042, 26939860), (3380, 24245874), (4056, 20204895), (4680, 17510909), (5070, 16163916), (6084, 13469930), (6760, 12122937), (7605, 10775944), (10140, 8081958), (12168, 6734965), (15210, 5387972), (20280, 4040979), (30420, 2693986), (60840, 1346993)]