19696950

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:88

約数の個数: 216

約数和(自身を含む): 67259088

約数和(自身を除く): 47562138

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 37, 39, 42, 45, 50, 63, 65, 70, 74, 75, 78, 90, 91, 105, 111, 117, 126, 130, 150, 169, 175, 182, 185, 195, 210, 222, 225, 234, 259, 273, 315, 325, 333, 338, 350, 370, 390, 450, 455, 481, 507, 518, 525, 546, 555, 585, 630, 650, 666, 777, 819, 845, 910, 925, 962, 975, 1014, 1050, 1110, 1170, 1183, 1295, 1365, 1443, 1521, 1554, 1575, 1638, 1665, 1690, 1850, 1950, 2275, 2331, 2366, 2405, 2535, 2590, 2730, 2775, 2886, 2925, 3042, 3150, 3330, 3367, 3549, 3885, 4095, 4225, 4329, 4550, 4662, 4810, 5070, 5550, 5850, 5915, 6253, 6475, 6734, 6825, 7098, 7215, 7605, 7770, 8190, 8325, 8450, 8658, 10101, 10647, 11655, 11830, 12025, 12506, 12675, 12950, 13650, 14430, 15210, 16650, 16835, 17745, 18759, 19425, 20202, 20475, 21294, 21645, 23310, 24050, 25350, 29575, 30303, 31265, 33670, 35490, 36075, 37518, 38025, 38850, 40950, 43290, 43771, 50505, 53235, 56277, 58275, 59150, 60606, 62530, 72150, 76050, 84175, 87542, 88725, 93795, 101010, 106470, 108225, 112554, 116550, 131313, 151515, 156325, 168350, 177450, 187590, 216450, 218855, 252525, 262626, 266175, 281385, 303030, 312650, 393939, 437710, 468975, 505050, 532350, 562770, 656565, 757575, 787878, 937950, 1094275, 1313130, 1406925, 1515150, 1969695, 2188550, 2813850, 3282825, 3939390, 6565650, 9848475, 19696950]

約数ペア:

[(1, 19696950), (2, 9848475), (3, 6565650), (5, 3939390), (6, 3282825), (7, 2813850), (9, 2188550), (10, 1969695), (13, 1515150), (14, 1406925), (15, 1313130), (18, 1094275), (21, 937950), (25, 787878), (26, 757575), (30, 656565), (35, 562770), (37, 532350), (39, 505050), (42, 468975), (45, 437710), (50, 393939), (63, 312650), (65, 303030), (70, 281385), (74, 266175), (75, 262626), (78, 252525), (90, 218855), (91, 216450), (105, 187590), (111, 177450), (117, 168350), (126, 156325), (130, 151515), (150, 131313), (169, 116550), (175, 112554), (182, 108225), (185, 106470), (195, 101010), (210, 93795), (222, 88725), (225, 87542), (234, 84175), (259, 76050), (273, 72150), (315, 62530), (325, 60606), (333, 59150), (338, 58275), (350, 56277), (370, 53235), (390, 50505), (450, 43771), (455, 43290), (481, 40950), (507, 38850), (518, 38025), (525, 37518), (546, 36075), (555, 35490), (585, 33670), (630, 31265), (650, 30303), (666, 29575), (777, 25350), (819, 24050), (845, 23310), (910, 21645), (925, 21294), (962, 20475), (975, 20202), (1014, 19425), (1050, 18759), (1110, 17745), (1170, 16835), (1183, 16650), (1295, 15210), (1365, 14430), (1443, 13650), (1521, 12950), (1554, 12675), (1575, 12506), (1638, 12025), (1665, 11830), (1690, 11655), (1850, 10647), (1950, 10101), (2275, 8658), (2331, 8450), (2366, 8325), (2405, 8190), (2535, 7770), (2590, 7605), (2730, 7215), (2775, 7098), (2886, 6825), (2925, 6734), (3042, 6475), (3150, 6253), (3330, 5915), (3367, 5850), (3549, 5550), (3885, 5070), (4095, 4810), (4225, 4662), (4329, 4550)]