211403880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1064

約数の個数: 192

約数和(自身を含む): 747302400

約数和(自身を除く): 535898520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 57, 60, 62, 72, 76, 90, 93, 95, 114, 120, 124, 152, 155, 171, 180, 186, 190, 228, 248, 279, 285, 310, 342, 360, 372, 380, 456, 465, 558, 570, 589, 620, 684, 744, 760, 855, 930, 997, 1116, 1140, 1178, 1240, 1368, 1395, 1710, 1767, 1860, 1994, 2232, 2280, 2356, 2790, 2945, 2991, 3420, 3534, 3720, 3988, 4712, 4985, 5301, 5580, 5890, 5982, 6840, 7068, 7976, 8835, 8973, 9970, 10602, 11160, 11780, 11964, 14136, 14955, 17670, 17946, 18943, 19940, 21204, 23560, 23928, 26505, 29910, 30907, 35340, 35892, 37886, 39880, 42408, 44865, 53010, 56829, 59820, 61814, 70680, 71784, 75772, 89730, 92721, 94715, 106020, 113658, 119640, 123628, 151544, 154535, 170487, 179460, 185442, 189430, 212040, 227316, 247256, 278163, 284145, 309070, 340974, 358920, 370884, 378860, 454632, 463605, 556326, 568290, 587233, 618140, 681948, 741768, 757720, 852435, 927210, 1112652, 1136580, 1174466, 1236280, 1363896, 1390815, 1704870, 1761699, 1854420, 2225304, 2273160, 2348932, 2781630, 2936165, 3409740, 3523398, 3708840, 4697864, 5285097, 5563260, 5872330, 6819480, 7046796, 8808495, 10570194, 11126520, 11744660, 14093592, 17616990, 21140388, 23489320, 26425485, 35233980, 42280776, 52850970, 70467960, 105701940, 211403880]

約数ペア:

[(1, 211403880), (2, 105701940), (3, 70467960), (4, 52850970), (5, 42280776), (6, 35233980), (8, 26425485), (9, 23489320), (10, 21140388), (12, 17616990), (15, 14093592), (18, 11744660), (19, 11126520), (20, 10570194), (24, 8808495), (30, 7046796), (31, 6819480), (36, 5872330), (38, 5563260), (40, 5285097), (45, 4697864), (57, 3708840), (60, 3523398), (62, 3409740), (72, 2936165), (76, 2781630), (90, 2348932), (93, 2273160), (95, 2225304), (114, 1854420), (120, 1761699), (124, 1704870), (152, 1390815), (155, 1363896), (171, 1236280), (180, 1174466), (186, 1136580), (190, 1112652), (228, 927210), (248, 852435), (279, 757720), (285, 741768), (310, 681948), (342, 618140), (360, 587233), (372, 568290), (380, 556326), (456, 463605), (465, 454632), (558, 378860), (570, 370884), (589, 358920), (620, 340974), (684, 309070), (744, 284145), (760, 278163), (855, 247256), (930, 227316), (997, 212040), (1116, 189430), (1140, 185442), (1178, 179460), (1240, 170487), (1368, 154535), (1395, 151544), (1710, 123628), (1767, 119640), (1860, 113658), (1994, 106020), (2232, 94715), (2280, 92721), (2356, 89730), (2790, 75772), (2945, 71784), (2991, 70680), (3420, 61814), (3534, 59820), (3720, 56829), (3988, 53010), (4712, 44865), (4985, 42408), (5301, 39880), (5580, 37886), (5890, 35892), (5982, 35340), (6840, 30907), (7068, 29910), (7976, 26505), (8835, 23928), (8973, 23560), (9970, 21204), (10602, 19940), (11160, 18943), (11780, 17946), (11964, 17670), (14136, 14955)]