238865640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9007}}^1$

素因数の和:9051

約数の個数: 128

約数和(自身を含む): 817205760

約数和(自身を除く): 578340120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8840, 9007, 13260, 18014, 26520, 27021, 36028, 45035, 54042, 72056, 90070, 108084, 117091, 135105, 153119, 180140, 216168, 234182, 270210, 306238, 351273, 360280, 459357, 468364, 540420, 585455, 612476, 702546, 765595, 918714, 936728, 1080840, 1170910, 1224952, 1405092, 1531190, 1756365, 1837428, 1990547, 2296785, 2341820, 2810184, 3062380, 3512730, 3674856, 3981094, 4593570, 4683640, 5971641, 6124760, 7025460, 7962188, 9187140, 9952735, 11943282, 14050920, 15924376, 18374280, 19905470, 23886564, 29858205, 39810940, 47773128, 59716410, 79621880, 119432820, 238865640]

約数ペア:

[(1, 238865640), (2, 119432820), (3, 79621880), (4, 59716410), (5, 47773128), (6, 39810940), (8, 29858205), (10, 23886564), (12, 19905470), (13, 18374280), (15, 15924376), (17, 14050920), (20, 11943282), (24, 9952735), (26, 9187140), (30, 7962188), (34, 7025460), (39, 6124760), (40, 5971641), (51, 4683640), (52, 4593570), (60, 3981094), (65, 3674856), (68, 3512730), (78, 3062380), (85, 2810184), (102, 2341820), (104, 2296785), (120, 1990547), (130, 1837428), (136, 1756365), (156, 1531190), (170, 1405092), (195, 1224952), (204, 1170910), (221, 1080840), (255, 936728), (260, 918714), (312, 765595), (340, 702546), (390, 612476), (408, 585455), (442, 540420), (510, 468364), (520, 459357), (663, 360280), (680, 351273), (780, 306238), (884, 270210), (1020, 234182), (1105, 216168), (1326, 180140), (1560, 153119), (1768, 135105), (2040, 117091), (2210, 108084), (2652, 90070), (3315, 72056), (4420, 54042), (5304, 45035), (6630, 36028), (8840, 27021), (9007, 26520), (13260, 18014)]