28779586920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11420471}}^1$

素因数の和:11420495

約数の個数: 96

約数和(自身を含む): 106895617920

約数和(自身を除く): 78116031000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 11420471, 22840942, 34261413, 45681884, 57102355, 68522826, 79943297, 91363768, 102784239, 114204710, 137045652, 159886594, 171307065, 205568478, 228409420, 239829891, 274091304, 319773188, 342614130, 399716485, 411136956, 456818840, 479659782, 513921195, 639546376, 685228260, 719489673, 799432970, 822273912, 959319564, 1027842390, 1199149455, 1370456520, 1438979346, 1598865940, 1918639128, 2055684780, 2398298910, 2877958692, 3197731880, 3597448365, 4111369560, 4796597820, 5755917384, 7194896730, 9593195640, 14389793460, 28779586920]

約数ペア:

[(1, 28779586920), (2, 14389793460), (3, 9593195640), (4, 7194896730), (5, 5755917384), (6, 4796597820), (7, 4111369560), (8, 3597448365), (9, 3197731880), (10, 2877958692), (12, 2398298910), (14, 2055684780), (15, 1918639128), (18, 1598865940), (20, 1438979346), (21, 1370456520), (24, 1199149455), (28, 1027842390), (30, 959319564), (35, 822273912), (36, 799432970), (40, 719489673), (42, 685228260), (45, 639546376), (56, 513921195), (60, 479659782), (63, 456818840), (70, 411136956), (72, 399716485), (84, 342614130), (90, 319773188), (105, 274091304), (120, 239829891), (126, 228409420), (140, 205568478), (168, 171307065), (180, 159886594), (210, 137045652), (252, 114204710), (280, 102784239), (315, 91363768), (360, 79943297), (420, 68522826), (504, 57102355), (630, 45681884), (840, 34261413), (1260, 22840942), (2520, 11420471)]