20181317400

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{196699}}^1$

素因数の和:196743

約数の個数: 192

約数和(自身を含む): 73172400000

約数和(自身を除く): 52991082600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 27, 30, 36, 38, 40, 45, 50, 54, 57, 60, 72, 75, 76, 90, 95, 100, 108, 114, 120, 135, 150, 152, 171, 180, 190, 200, 216, 225, 228, 270, 285, 300, 342, 360, 380, 450, 456, 475, 513, 540, 570, 600, 675, 684, 760, 855, 900, 950, 1026, 1080, 1140, 1350, 1368, 1425, 1710, 1800, 1900, 2052, 2280, 2565, 2700, 2850, 3420, 3800, 4104, 4275, 5130, 5400, 5700, 6840, 8550, 10260, 11400, 12825, 17100, 20520, 25650, 34200, 51300, 102600, 196699, 393398, 590097, 786796, 983495, 1180194, 1573592, 1770291, 1966990, 2360388, 2950485, 3540582, 3737281, 3933980, 4720776, 4917475, 5310873, 5900970, 7081164, 7474562, 7867960, 8851455, 9834950, 10621746, 11211843, 11801940, 14162328, 14752425, 14949124, 17702910, 18686405, 19669900, 21243492, 22423686, 23603880, 26554365, 29504850, 29898248, 33635529, 35405820, 37372810, 39339800, 42486984, 44257275, 44847372, 53108730, 56059215, 59009700, 67271058, 70811640, 74745620, 88514550, 89694744, 93432025, 100906587, 106217460, 112118430, 118019400, 132771825, 134542116, 149491240, 168177645, 177029100, 186864050, 201813174, 212434920, 224236860, 265543650, 269084232, 280296075, 336355290, 354058200, 373728100, 403626348, 448473720, 504532935, 531087300, 560592150, 672710580, 747456200, 807252696, 840888225, 1009065870, 1062174600, 1121184300, 1345421160, 1681776450, 2018131740, 2242368600, 2522664675, 3363552900, 4036263480, 5045329350, 6727105800, 10090658700, 20181317400]

約数ペア:

[(1, 20181317400), (2, 10090658700), (3, 6727105800), (4, 5045329350), (5, 4036263480), (6, 3363552900), (8, 2522664675), (9, 2242368600), (10, 2018131740), (12, 1681776450), (15, 1345421160), (18, 1121184300), (19, 1062174600), (20, 1009065870), (24, 840888225), (25, 807252696), (27, 747456200), (30, 672710580), (36, 560592150), (38, 531087300), (40, 504532935), (45, 448473720), (50, 403626348), (54, 373728100), (57, 354058200), (60, 336355290), (72, 280296075), (75, 269084232), (76, 265543650), (90, 224236860), (95, 212434920), (100, 201813174), (108, 186864050), (114, 177029100), (120, 168177645), (135, 149491240), (150, 134542116), (152, 132771825), (171, 118019400), (180, 112118430), (190, 106217460), (200, 100906587), (216, 93432025), (225, 89694744), (228, 88514550), (270, 74745620), (285, 70811640), (300, 67271058), (342, 59009700), (360, 56059215), (380, 53108730), (450, 44847372), (456, 44257275), (475, 42486984), (513, 39339800), (540, 37372810), (570, 35405820), (600, 33635529), (675, 29898248), (684, 29504850), (760, 26554365), (855, 23603880), (900, 22423686), (950, 21243492), (1026, 19669900), (1080, 18686405), (1140, 17702910), (1350, 14949124), (1368, 14752425), (1425, 14162328), (1710, 11801940), (1800, 11211843), (1900, 10621746), (2052, 9834950), (2280, 8851455), (2565, 7867960), (2700, 7474562), (2850, 7081164), (3420, 5900970), (3800, 5310873), (4104, 4917475), (4275, 4720776), (5130, 3933980), (5400, 3737281), (5700, 3540582), (6840, 2950485), (8550, 2360388), (10260, 1966990), (11400, 1770291), (12825, 1573592), (17100, 1180194), (20520, 983495), (25650, 786796), (34200, 590097), (51300, 393398), (102600, 196699)]