19225188780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{18691}}^1$

素因数の和:18820

約数の個数: 192

約数和(自身を含む): 64312442880

約数和(自身を除く): 45087254100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 79, 84, 93, 105, 124, 140, 155, 158, 186, 210, 217, 237, 310, 316, 372, 395, 420, 434, 465, 474, 553, 620, 651, 790, 868, 930, 948, 1085, 1106, 1185, 1302, 1580, 1659, 1860, 2170, 2212, 2370, 2449, 2604, 2765, 3255, 3318, 4340, 4740, 4898, 5530, 6510, 6636, 7347, 8295, 9796, 11060, 12245, 13020, 14694, 16590, 17143, 18691, 24490, 29388, 33180, 34286, 36735, 37382, 48980, 51429, 56073, 68572, 73470, 74764, 85715, 93455, 102858, 112146, 130837, 146940, 171430, 186910, 205716, 224292, 257145, 261674, 280365, 342860, 373820, 392511, 514290, 523348, 560730, 579421, 654185, 785022, 1028580, 1121460, 1158842, 1308370, 1476589, 1570044, 1738263, 1962555, 2317684, 2616740, 2897105, 2953178, 3476526, 3925110, 4055947, 4429767, 5794210, 5906356, 6953052, 7382945, 7850220, 8111894, 8691315, 8859534, 10336123, 11588420, 12167841, 14765890, 16223788, 17382630, 17719068, 20279735, 20672246, 22148835, 24335682, 29531780, 31008369, 34765260, 40559470, 41344492, 44297670, 45774259, 48671364, 51680615, 60839205, 62016738, 81118940, 88595340, 91548518, 103361230, 121678410, 124033476, 137322777, 155041845, 183097036, 206722460, 228871295, 243356820, 274645554, 310083690, 320419813, 457742590, 549291108, 620167380, 640839626, 686613885, 915485180, 961259439, 1281679252, 1373227770, 1602099065, 1922518878, 2746455540, 3204198130, 3845037756, 4806297195, 6408396260, 9612594390, 19225188780]

約数ペア:

[(1, 19225188780), (2, 9612594390), (3, 6408396260), (4, 4806297195), (5, 3845037756), (6, 3204198130), (7, 2746455540), (10, 1922518878), (12, 1602099065), (14, 1373227770), (15, 1281679252), (20, 961259439), (21, 915485180), (28, 686613885), (30, 640839626), (31, 620167380), (35, 549291108), (42, 457742590), (60, 320419813), (62, 310083690), (70, 274645554), (79, 243356820), (84, 228871295), (93, 206722460), (105, 183097036), (124, 155041845), (140, 137322777), (155, 124033476), (158, 121678410), (186, 103361230), (210, 91548518), (217, 88595340), (237, 81118940), (310, 62016738), (316, 60839205), (372, 51680615), (395, 48671364), (420, 45774259), (434, 44297670), (465, 41344492), (474, 40559470), (553, 34765260), (620, 31008369), (651, 29531780), (790, 24335682), (868, 22148835), (930, 20672246), (948, 20279735), (1085, 17719068), (1106, 17382630), (1185, 16223788), (1302, 14765890), (1580, 12167841), (1659, 11588420), (1860, 10336123), (2170, 8859534), (2212, 8691315), (2370, 8111894), (2449, 7850220), (2604, 7382945), (2765, 6953052), (3255, 5906356), (3318, 5794210), (4340, 4429767), (4740, 4055947), (4898, 3925110), (5530, 3476526), (6510, 2953178), (6636, 2897105), (7347, 2616740), (8295, 2317684), (9796, 1962555), (11060, 1738263), (12245, 1570044), (13020, 1476589), (14694, 1308370), (16590, 1158842), (17143, 1121460), (18691, 1028580), (24490, 785022), (29388, 654185), (33180, 579421), (34286, 560730), (36735, 523348), (37382, 514290), (48980, 392511), (51429, 373820), (56073, 342860), (68572, 280365), (73470, 261674), (74764, 257145), (85715, 224292), (93455, 205716), (102858, 186910), (112146, 171430), (130837, 146940)]