20895969120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{108023}}^1$

素因数の和:108085

約数の個数: 192

約数和(自身を含む): 73172865024

約数和(自身を除く): 52276895904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 744, 780, 806, 930, 992, 1040, 1209, 1240, 1248, 1488, 1560, 1612, 1860, 2015, 2080, 2418, 2480, 2976, 3120, 3224, 3720, 4030, 4836, 4960, 6045, 6240, 6448, 7440, 8060, 9672, 12090, 12896, 14880, 16120, 19344, 24180, 32240, 38688, 48360, 64480, 96720, 108023, 193440, 216046, 324069, 432092, 540115, 648138, 864184, 1080230, 1296276, 1404299, 1620345, 1728368, 2160460, 2592552, 2808598, 3240690, 3348713, 3456736, 4212897, 4320920, 5185104, 5617196, 6481380, 6697426, 7021495, 8425794, 8641840, 10046139, 10370208, 11234392, 12962760, 13394852, 14042990, 16743565, 16851588, 17283680, 20092278, 21064485, 22468784, 25925520, 26789704, 28085980, 33487130, 33703176, 40184556, 42128970, 43533269, 44937568, 50230695, 51851040, 53579408, 56171960, 66974260, 67406352, 80369112, 84257940, 87066538, 100461390, 107158816, 112343920, 130599807, 133948520, 134812704, 160738224, 168515880, 174133076, 200922780, 217666345, 224687840, 261199614, 267897040, 321476448, 337031760, 348266152, 401845560, 435332690, 522399228, 535794080, 652999035, 674063520, 696532304, 803691120, 870665380, 1044798456, 1305998070, 1393064608, 1607382240, 1741330760, 2089596912, 2611996140, 3482661520, 4179193824, 5223992280, 6965323040, 10447984560, 20895969120]

約数ペア:

[(1, 20895969120), (2, 10447984560), (3, 6965323040), (4, 5223992280), (5, 4179193824), (6, 3482661520), (8, 2611996140), (10, 2089596912), (12, 1741330760), (13, 1607382240), (15, 1393064608), (16, 1305998070), (20, 1044798456), (24, 870665380), (26, 803691120), (30, 696532304), (31, 674063520), (32, 652999035), (39, 535794080), (40, 522399228), (48, 435332690), (52, 401845560), (60, 348266152), (62, 337031760), (65, 321476448), (78, 267897040), (80, 261199614), (93, 224687840), (96, 217666345), (104, 200922780), (120, 174133076), (124, 168515880), (130, 160738224), (155, 134812704), (156, 133948520), (160, 130599807), (186, 112343920), (195, 107158816), (208, 100461390), (240, 87066538), (248, 84257940), (260, 80369112), (310, 67406352), (312, 66974260), (372, 56171960), (390, 53579408), (403, 51851040), (416, 50230695), (465, 44937568), (480, 43533269), (496, 42128970), (520, 40184556), (620, 33703176), (624, 33487130), (744, 28085980), (780, 26789704), (806, 25925520), (930, 22468784), (992, 21064485), (1040, 20092278), (1209, 17283680), (1240, 16851588), (1248, 16743565), (1488, 14042990), (1560, 13394852), (1612, 12962760), (1860, 11234392), (2015, 10370208), (2080, 10046139), (2418, 8641840), (2480, 8425794), (2976, 7021495), (3120, 6697426), (3224, 6481380), (3720, 5617196), (4030, 5185104), (4836, 4320920), (4960, 4212897), (6045, 3456736), (6240, 3348713), (6448, 3240690), (7440, 2808598), (8060, 2592552), (9672, 2160460), (12090, 1728368), (12896, 1620345), (14880, 1404299), (16120, 1296276), (19344, 1080230), (24180, 864184), (32240, 648138), (38688, 540115), (48360, 432092), (64480, 324069), (96720, 216046), (108023, 193440)]