164343420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1324

約数の個数: 144

約数和(自身を含む): 540540000

約数和(自身を除く): 376196580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 43, 45, 51, 60, 68, 85, 86, 90, 102, 129, 153, 170, 172, 180, 204, 215, 255, 258, 306, 340, 387, 430, 510, 516, 612, 645, 731, 765, 774, 860, 1020, 1249, 1290, 1462, 1530, 1548, 1935, 2193, 2498, 2580, 2924, 3060, 3655, 3747, 3870, 4386, 4996, 6245, 6579, 7310, 7494, 7740, 8772, 10965, 11241, 12490, 13158, 14620, 14988, 18735, 21233, 21930, 22482, 24980, 26316, 32895, 37470, 42466, 43860, 44964, 53707, 56205, 63699, 65790, 74940, 84932, 106165, 107414, 112410, 127398, 131580, 161121, 191097, 212330, 214828, 224820, 254796, 268535, 318495, 322242, 382194, 424660, 483363, 537070, 636990, 644484, 764388, 805605, 913019, 955485, 966726, 1074140, 1273980, 1611210, 1826038, 1910970, 1933452, 2416815, 2739057, 3222420, 3652076, 3821940, 4565095, 4833630, 5478114, 8217171, 9130190, 9667260, 10956228, 13695285, 16434342, 18260380, 27390570, 32868684, 41085855, 54781140, 82171710, 164343420]

約数ペア:

[(1, 164343420), (2, 82171710), (3, 54781140), (4, 41085855), (5, 32868684), (6, 27390570), (9, 18260380), (10, 16434342), (12, 13695285), (15, 10956228), (17, 9667260), (18, 9130190), (20, 8217171), (30, 5478114), (34, 4833630), (36, 4565095), (43, 3821940), (45, 3652076), (51, 3222420), (60, 2739057), (68, 2416815), (85, 1933452), (86, 1910970), (90, 1826038), (102, 1611210), (129, 1273980), (153, 1074140), (170, 966726), (172, 955485), (180, 913019), (204, 805605), (215, 764388), (255, 644484), (258, 636990), (306, 537070), (340, 483363), (387, 424660), (430, 382194), (510, 322242), (516, 318495), (612, 268535), (645, 254796), (731, 224820), (765, 214828), (774, 212330), (860, 191097), (1020, 161121), (1249, 131580), (1290, 127398), (1462, 112410), (1530, 107414), (1548, 106165), (1935, 84932), (2193, 74940), (2498, 65790), (2580, 63699), (2924, 56205), (3060, 53707), (3655, 44964), (3747, 43860), (3870, 42466), (4386, 37470), (4996, 32895), (6245, 26316), (6579, 24980), (7310, 22482), (7494, 21930), (7740, 21233), (8772, 18735), (10965, 14988), (11241, 14620), (12490, 13158)]