309351900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7211}}^1$

素因数の和:7252

約数の個数: 144

約数和(自身を含む): 1051682688

約数和(自身を除く): 742330788

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 33, 39, 44, 50, 52, 55, 60, 65, 66, 75, 78, 100, 110, 130, 132, 143, 150, 156, 165, 195, 220, 260, 275, 286, 300, 325, 330, 390, 429, 550, 572, 650, 660, 715, 780, 825, 858, 975, 1100, 1300, 1430, 1650, 1716, 1950, 2145, 2860, 3300, 3575, 3900, 4290, 7150, 7211, 8580, 10725, 14300, 14422, 21450, 21633, 28844, 36055, 42900, 43266, 72110, 79321, 86532, 93743, 108165, 144220, 158642, 180275, 187486, 216330, 237963, 281229, 317284, 360550, 374972, 396605, 432660, 468715, 475926, 540825, 562458, 721100, 793210, 937430, 951852, 1031173, 1081650, 1124916, 1189815, 1406145, 1586420, 1874860, 1983025, 2062346, 2163300, 2343575, 2379630, 2812290, 3093519, 3966050, 4124692, 4687150, 4759260, 5155865, 5624580, 5949075, 6187038, 7030725, 7932100, 9374300, 10311730, 11898150, 12374076, 14061450, 15467595, 20623460, 23796300, 25779325, 28122900, 30935190, 51558650, 61870380, 77337975, 103117300, 154675950, 309351900]

約数ペア:

[(1, 309351900), (2, 154675950), (3, 103117300), (4, 77337975), (5, 61870380), (6, 51558650), (10, 30935190), (11, 28122900), (12, 25779325), (13, 23796300), (15, 20623460), (20, 15467595), (22, 14061450), (25, 12374076), (26, 11898150), (30, 10311730), (33, 9374300), (39, 7932100), (44, 7030725), (50, 6187038), (52, 5949075), (55, 5624580), (60, 5155865), (65, 4759260), (66, 4687150), (75, 4124692), (78, 3966050), (100, 3093519), (110, 2812290), (130, 2379630), (132, 2343575), (143, 2163300), (150, 2062346), (156, 1983025), (165, 1874860), (195, 1586420), (220, 1406145), (260, 1189815), (275, 1124916), (286, 1081650), (300, 1031173), (325, 951852), (330, 937430), (390, 793210), (429, 721100), (550, 562458), (572, 540825), (650, 475926), (660, 468715), (715, 432660), (780, 396605), (825, 374972), (858, 360550), (975, 317284), (1100, 281229), (1300, 237963), (1430, 216330), (1650, 187486), (1716, 180275), (1950, 158642), (2145, 144220), (2860, 108165), (3300, 93743), (3575, 86532), (3900, 79321), (4290, 72110), (7150, 43266), (7211, 42900), (8580, 36055), (10725, 28844), (14300, 21633), (14422, 21450)]