71273340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 228324096

約数和(自身を除く): 157050756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 53, 60, 62, 90, 93, 106, 124, 155, 159, 180, 186, 212, 241, 265, 279, 310, 318, 372, 465, 477, 482, 530, 558, 620, 636, 723, 795, 930, 954, 964, 1060, 1116, 1205, 1395, 1446, 1590, 1643, 1860, 1908, 2169, 2385, 2410, 2790, 2892, 3180, 3286, 3615, 4338, 4770, 4820, 4929, 5580, 6572, 7230, 7471, 8215, 8676, 9540, 9858, 10845, 12773, 14460, 14787, 14942, 16430, 19716, 21690, 22413, 24645, 25546, 29574, 29884, 32860, 37355, 38319, 43380, 44826, 49290, 51092, 59148, 63865, 67239, 73935, 74710, 76638, 89652, 98580, 112065, 114957, 127730, 134478, 147870, 149420, 153276, 191595, 224130, 229914, 255460, 268956, 295740, 336195, 383190, 395963, 448260, 459828, 574785, 672390, 766380, 791926, 1149570, 1187889, 1344780, 1583852, 1979815, 2299140, 2375778, 3563667, 3959630, 4751556, 5939445, 7127334, 7919260, 11878890, 14254668, 17818335, 23757780, 35636670, 71273340]

約数ペア:

[(1, 71273340), (2, 35636670), (3, 23757780), (4, 17818335), (5, 14254668), (6, 11878890), (9, 7919260), (10, 7127334), (12, 5939445), (15, 4751556), (18, 3959630), (20, 3563667), (30, 2375778), (31, 2299140), (36, 1979815), (45, 1583852), (53, 1344780), (60, 1187889), (62, 1149570), (90, 791926), (93, 766380), (106, 672390), (124, 574785), (155, 459828), (159, 448260), (180, 395963), (186, 383190), (212, 336195), (241, 295740), (265, 268956), (279, 255460), (310, 229914), (318, 224130), (372, 191595), (465, 153276), (477, 149420), (482, 147870), (530, 134478), (558, 127730), (620, 114957), (636, 112065), (723, 98580), (795, 89652), (930, 76638), (954, 74710), (964, 73935), (1060, 67239), (1116, 63865), (1205, 59148), (1395, 51092), (1446, 49290), (1590, 44826), (1643, 43380), (1860, 38319), (1908, 37355), (2169, 32860), (2385, 29884), (2410, 29574), (2790, 25546), (2892, 24645), (3180, 22413), (3286, 21690), (3615, 19716), (4338, 16430), (4770, 14942), (4820, 14787), (4929, 14460), (5580, 12773), (6572, 10845), (7230, 9858), (7471, 9540), (8215, 8676)]