15642720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 240

約数和(自身を含む): 59276448

約数和(自身を除く): 43633728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 71, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 142, 144, 153, 160, 162, 170, 180, 204, 213, 216, 240, 255, 270, 272, 284, 288, 306, 324, 340, 355, 360, 405, 408, 426, 432, 459, 480, 510, 540, 544, 568, 612, 639, 648, 680, 710, 720, 765, 810, 816, 852, 864, 918, 1020, 1065, 1080, 1136, 1207, 1224, 1278, 1296, 1360, 1377, 1420, 1440, 1530, 1620, 1632, 1704, 1836, 1917, 2040, 2130, 2160, 2272, 2295, 2414, 2448, 2556, 2592, 2720, 2754, 2840, 3060, 3195, 3240, 3408, 3621, 3672, 3834, 4080, 4260, 4320, 4590, 4828, 4896, 5112, 5508, 5680, 5751, 6035, 6120, 6390, 6480, 6816, 6885, 7242, 7344, 7668, 8160, 8520, 9180, 9585, 9656, 10224, 10863, 11016, 11360, 11502, 12070, 12240, 12780, 12960, 13770, 14484, 14688, 15336, 17040, 18105, 18360, 19170, 19312, 20448, 21726, 22032, 23004, 24140, 24480, 25560, 27540, 28755, 28968, 30672, 32589, 34080, 36210, 36720, 38340, 38624, 43452, 44064, 46008, 48280, 51120, 54315, 55080, 57510, 57936, 61344, 65178, 72420, 73440, 76680, 86904, 92016, 96560, 97767, 102240, 108630, 110160, 115020, 115872, 130356, 144840, 153360, 162945, 173808, 184032, 193120, 195534, 217260, 220320, 230040, 260712, 289680, 306720, 325890, 347616, 391068, 434520, 460080, 488835, 521424, 579360, 651780, 782136, 869040, 920160, 977670, 1042848, 1303560, 1564272, 1738080, 1955340, 2607120, 3128544, 3910680, 5214240, 7821360, 15642720]

約数ペア:

[(1, 15642720), (2, 7821360), (3, 5214240), (4, 3910680), (5, 3128544), (6, 2607120), (8, 1955340), (9, 1738080), (10, 1564272), (12, 1303560), (15, 1042848), (16, 977670), (17, 920160), (18, 869040), (20, 782136), (24, 651780), (27, 579360), (30, 521424), (32, 488835), (34, 460080), (36, 434520), (40, 391068), (45, 347616), (48, 325890), (51, 306720), (54, 289680), (60, 260712), (68, 230040), (71, 220320), (72, 217260), (80, 195534), (81, 193120), (85, 184032), (90, 173808), (96, 162945), (102, 153360), (108, 144840), (120, 130356), (135, 115872), (136, 115020), (142, 110160), (144, 108630), (153, 102240), (160, 97767), (162, 96560), (170, 92016), (180, 86904), (204, 76680), (213, 73440), (216, 72420), (240, 65178), (255, 61344), (270, 57936), (272, 57510), (284, 55080), (288, 54315), (306, 51120), (324, 48280), (340, 46008), (355, 44064), (360, 43452), (405, 38624), (408, 38340), (426, 36720), (432, 36210), (459, 34080), (480, 32589), (510, 30672), (540, 28968), (544, 28755), (568, 27540), (612, 25560), (639, 24480), (648, 24140), (680, 23004), (710, 22032), (720, 21726), (765, 20448), (810, 19312), (816, 19170), (852, 18360), (864, 18105), (918, 17040), (1020, 15336), (1065, 14688), (1080, 14484), (1136, 13770), (1207, 12960), (1224, 12780), (1278, 12240), (1296, 12070), (1360, 11502), (1377, 11360), (1420, 11016), (1440, 10863), (1530, 10224), (1620, 9656), (1632, 9585), (1704, 9180), (1836, 8520), (1917, 8160), (2040, 7668), (2130, 7344), (2160, 7242), (2272, 6885), (2295, 6816), (2414, 6480), (2448, 6390), (2556, 6120), (2592, 6035), (2720, 5751), (2754, 5680), (2840, 5508), (3060, 5112), (3195, 4896), (3240, 4828), (3408, 4590), (3621, 4320), (3672, 4260), (3834, 4080)]