204983910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:422

約数の個数: 96

約数和(自身を含む): 545706720

約数和(自身を除く): 340722810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 157, 163, 178, 267, 314, 326, 445, 471, 489, 534, 785, 801, 815, 890, 942, 978, 1335, 1413, 1467, 1570, 1602, 1630, 2355, 2445, 2670, 2826, 2934, 4005, 4710, 4890, 7065, 7335, 8010, 13973, 14130, 14507, 14670, 25591, 27946, 29014, 41919, 43521, 51182, 69865, 72535, 76773, 83838, 87042, 125757, 127955, 130563, 139730, 145070, 153546, 209595, 217605, 230319, 251514, 255910, 261126, 383865, 419190, 435210, 460638, 628785, 652815, 767730, 1151595, 1257570, 1305630, 2277599, 2303190, 4555198, 6832797, 11387995, 13665594, 20498391, 22775990, 34163985, 40996782, 68327970, 102491955, 204983910]

約数ペア:

[(1, 204983910), (2, 102491955), (3, 68327970), (5, 40996782), (6, 34163985), (9, 22775990), (10, 20498391), (15, 13665594), (18, 11387995), (30, 6832797), (45, 4555198), (89, 2303190), (90, 2277599), (157, 1305630), (163, 1257570), (178, 1151595), (267, 767730), (314, 652815), (326, 628785), (445, 460638), (471, 435210), (489, 419190), (534, 383865), (785, 261126), (801, 255910), (815, 251514), (890, 230319), (942, 217605), (978, 209595), (1335, 153546), (1413, 145070), (1467, 139730), (1570, 130563), (1602, 127955), (1630, 125757), (2355, 87042), (2445, 83838), (2670, 76773), (2826, 72535), (2934, 69865), (4005, 51182), (4710, 43521), (4890, 41919), (7065, 29014), (7335, 27946), (8010, 25591), (13973, 14670), (14130, 14507)]