279755280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1254

約数の個数: 240

約数和(自身を含む): 1097501184

約数和(自身を除く): 817745904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 70, 72, 80, 84, 90, 94, 105, 112, 120, 126, 140, 141, 144, 168, 180, 188, 210, 235, 240, 252, 280, 282, 315, 329, 336, 360, 376, 420, 423, 470, 504, 560, 564, 630, 658, 705, 720, 752, 840, 846, 940, 987, 1008, 1128, 1181, 1260, 1316, 1410, 1645, 1680, 1692, 1880, 1974, 2115, 2256, 2362, 2520, 2632, 2820, 2961, 3290, 3384, 3543, 3760, 3948, 4230, 4724, 4935, 5040, 5264, 5640, 5905, 5922, 6580, 6768, 7086, 7896, 8267, 8460, 9448, 9870, 10629, 11280, 11810, 11844, 13160, 14172, 14805, 15792, 16534, 16920, 17715, 18896, 19740, 21258, 23620, 23688, 24801, 26320, 28344, 29610, 33068, 33840, 35430, 39480, 41335, 42516, 47240, 47376, 49602, 53145, 55507, 56688, 59220, 66136, 70860, 74403, 78960, 82670, 85032, 94480, 99204, 106290, 111014, 118440, 124005, 132272, 141720, 148806, 165340, 166521, 170064, 198408, 212580, 222028, 236880, 248010, 277535, 283440, 297612, 330680, 333042, 372015, 388549, 396816, 425160, 444056, 496020, 499563, 555070, 595224, 661360, 666084, 744030, 777098, 832605, 850320, 888112, 992040, 999126, 1110140, 1165647, 1190448, 1332168, 1488060, 1554196, 1665210, 1942745, 1984080, 1998252, 2220280, 2331294, 2497815, 2664336, 2976120, 3108392, 3330420, 3496941, 3885490, 3996504, 4440560, 4662588, 4995630, 5828235, 5952240, 6216784, 6660840, 6993882, 7770980, 7993008, 9325176, 9991260, 11656470, 13321680, 13987764, 15541960, 17484705, 18650352, 19982520, 23312940, 27975528, 31083920, 34969410, 39965040, 46625880, 55951056, 69938820, 93251760, 139877640, 279755280]

約数ペア:

[(1, 279755280), (2, 139877640), (3, 93251760), (4, 69938820), (5, 55951056), (6, 46625880), (7, 39965040), (8, 34969410), (9, 31083920), (10, 27975528), (12, 23312940), (14, 19982520), (15, 18650352), (16, 17484705), (18, 15541960), (20, 13987764), (21, 13321680), (24, 11656470), (28, 9991260), (30, 9325176), (35, 7993008), (36, 7770980), (40, 6993882), (42, 6660840), (45, 6216784), (47, 5952240), (48, 5828235), (56, 4995630), (60, 4662588), (63, 4440560), (70, 3996504), (72, 3885490), (80, 3496941), (84, 3330420), (90, 3108392), (94, 2976120), (105, 2664336), (112, 2497815), (120, 2331294), (126, 2220280), (140, 1998252), (141, 1984080), (144, 1942745), (168, 1665210), (180, 1554196), (188, 1488060), (210, 1332168), (235, 1190448), (240, 1165647), (252, 1110140), (280, 999126), (282, 992040), (315, 888112), (329, 850320), (336, 832605), (360, 777098), (376, 744030), (420, 666084), (423, 661360), (470, 595224), (504, 555070), (560, 499563), (564, 496020), (630, 444056), (658, 425160), (705, 396816), (720, 388549), (752, 372015), (840, 333042), (846, 330680), (940, 297612), (987, 283440), (1008, 277535), (1128, 248010), (1181, 236880), (1260, 222028), (1316, 212580), (1410, 198408), (1645, 170064), (1680, 166521), (1692, 165340), (1880, 148806), (1974, 141720), (2115, 132272), (2256, 124005), (2362, 118440), (2520, 111014), (2632, 106290), (2820, 99204), (2961, 94480), (3290, 85032), (3384, 82670), (3543, 78960), (3760, 74403), (3948, 70860), (4230, 66136), (4724, 59220), (4935, 56688), (5040, 55507), (5264, 53145), (5640, 49602), (5905, 47376), (5922, 47240), (6580, 42516), (6768, 41335), (7086, 39480), (7896, 35430), (8267, 33840), (8460, 33068), (9448, 29610), (9870, 28344), (10629, 26320), (11280, 24801), (11810, 23688), (11844, 23620), (13160, 21258), (14172, 19740), (14805, 18896), (15792, 17715), (16534, 16920)]