289118040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 891371520

約数和(自身を除く): 602253480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 127, 183, 244, 254, 305, 311, 366, 381, 488, 508, 610, 622, 635, 732, 762, 915, 933, 1016, 1220, 1244, 1270, 1464, 1524, 1555, 1830, 1866, 1905, 2440, 2488, 2540, 3048, 3110, 3660, 3732, 3810, 4665, 5080, 6220, 7320, 7464, 7620, 7747, 9330, 12440, 15240, 15494, 18660, 18971, 23241, 30988, 37320, 37942, 38735, 39497, 46482, 56913, 61976, 75884, 77470, 78994, 92964, 94855, 113826, 116205, 118491, 151768, 154940, 157988, 185928, 189710, 197485, 227652, 232410, 236982, 284565, 309880, 315976, 379420, 394970, 455304, 464820, 473964, 569130, 592455, 758840, 789940, 929640, 947928, 1138260, 1184910, 1579880, 2276520, 2369820, 2409317, 4739640, 4818634, 7227951, 9637268, 12046585, 14455902, 19274536, 24093170, 28911804, 36139755, 48186340, 57823608, 72279510, 96372680, 144559020, 289118040]

約数ペア:

[(1, 289118040), (2, 144559020), (3, 96372680), (4, 72279510), (5, 57823608), (6, 48186340), (8, 36139755), (10, 28911804), (12, 24093170), (15, 19274536), (20, 14455902), (24, 12046585), (30, 9637268), (40, 7227951), (60, 4818634), (61, 4739640), (120, 2409317), (122, 2369820), (127, 2276520), (183, 1579880), (244, 1184910), (254, 1138260), (305, 947928), (311, 929640), (366, 789940), (381, 758840), (488, 592455), (508, 569130), (610, 473964), (622, 464820), (635, 455304), (732, 394970), (762, 379420), (915, 315976), (933, 309880), (1016, 284565), (1220, 236982), (1244, 232410), (1270, 227652), (1464, 197485), (1524, 189710), (1555, 185928), (1830, 157988), (1866, 154940), (1905, 151768), (2440, 118491), (2488, 116205), (2540, 113826), (3048, 94855), (3110, 92964), (3660, 78994), (3732, 77470), (3810, 75884), (4665, 61976), (5080, 56913), (6220, 46482), (7320, 39497), (7464, 38735), (7620, 37942), (7747, 37320), (9330, 30988), (12440, 23241), (15240, 18971), (15494, 18660)]