221995800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:267

約数の個数: 288

約数和(自身を含む): 822603600

約数和(自身を除く): 600607800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 53, 60, 65, 72, 75, 78, 90, 100, 104, 106, 117, 120, 130, 150, 156, 159, 179, 180, 195, 200, 212, 225, 234, 260, 265, 300, 312, 318, 325, 358, 360, 390, 424, 450, 468, 477, 520, 530, 537, 585, 600, 636, 650, 689, 716, 780, 795, 895, 900, 936, 954, 975, 1060, 1074, 1170, 1272, 1300, 1325, 1378, 1432, 1560, 1590, 1611, 1790, 1800, 1908, 1950, 2067, 2120, 2148, 2327, 2340, 2385, 2600, 2650, 2685, 2756, 2925, 3180, 3222, 3445, 3580, 3816, 3900, 3975, 4134, 4296, 4475, 4654, 4680, 4770, 5300, 5370, 5512, 5850, 6201, 6360, 6444, 6890, 6981, 7160, 7800, 7950, 8055, 8268, 8950, 9308, 9487, 9540, 10335, 10600, 10740, 11635, 11700, 11925, 12402, 12888, 13425, 13780, 13962, 15900, 16110, 16536, 17225, 17900, 18616, 18974, 19080, 20670, 20943, 21480, 23270, 23400, 23850, 24804, 26850, 27560, 27924, 28461, 31005, 31800, 32220, 34450, 34905, 35800, 37948, 40275, 41340, 41886, 46540, 47435, 47700, 49608, 51675, 53700, 55848, 56922, 58175, 62010, 64440, 68900, 69810, 75896, 80550, 82680, 83772, 85383, 93080, 94870, 95400, 103350, 104715, 107400, 113844, 116350, 123331, 124020, 137800, 139620, 142305, 155025, 161100, 167544, 170766, 174525, 189740, 206700, 209430, 227688, 232700, 237175, 246662, 248040, 279240, 284610, 310050, 322200, 341532, 349050, 369993, 379480, 413400, 418860, 426915, 465400, 474350, 493324, 523575, 569220, 616655, 620100, 683064, 698100, 711525, 739986, 837720, 853830, 948700, 986648, 1047150, 1109979, 1138440, 1233310, 1240200, 1396200, 1423050, 1479972, 1707660, 1849965, 1897400, 2094300, 2134575, 2219958, 2466620, 2846100, 2959944, 3083275, 3415320, 3699930, 4188600, 4269150, 4439916, 4933240, 5549895, 5692200, 6166550, 7399860, 8538300, 8879832, 9249825, 11099790, 12333100, 14799720, 17076600, 18499650, 22199580, 24666200, 27749475, 36999300, 44399160, 55498950, 73998600, 110997900, 221995800]

約数ペア:

[(1, 221995800), (2, 110997900), (3, 73998600), (4, 55498950), (5, 44399160), (6, 36999300), (8, 27749475), (9, 24666200), (10, 22199580), (12, 18499650), (13, 17076600), (15, 14799720), (18, 12333100), (20, 11099790), (24, 9249825), (25, 8879832), (26, 8538300), (30, 7399860), (36, 6166550), (39, 5692200), (40, 5549895), (45, 4933240), (50, 4439916), (52, 4269150), (53, 4188600), (60, 3699930), (65, 3415320), (72, 3083275), (75, 2959944), (78, 2846100), (90, 2466620), (100, 2219958), (104, 2134575), (106, 2094300), (117, 1897400), (120, 1849965), (130, 1707660), (150, 1479972), (156, 1423050), (159, 1396200), (179, 1240200), (180, 1233310), (195, 1138440), (200, 1109979), (212, 1047150), (225, 986648), (234, 948700), (260, 853830), (265, 837720), (300, 739986), (312, 711525), (318, 698100), (325, 683064), (358, 620100), (360, 616655), (390, 569220), (424, 523575), (450, 493324), (468, 474350), (477, 465400), (520, 426915), (530, 418860), (537, 413400), (585, 379480), (600, 369993), (636, 349050), (650, 341532), (689, 322200), (716, 310050), (780, 284610), (795, 279240), (895, 248040), (900, 246662), (936, 237175), (954, 232700), (975, 227688), (1060, 209430), (1074, 206700), (1170, 189740), (1272, 174525), (1300, 170766), (1325, 167544), (1378, 161100), (1432, 155025), (1560, 142305), (1590, 139620), (1611, 137800), (1790, 124020), (1800, 123331), (1908, 116350), (1950, 113844), (2067, 107400), (2120, 104715), (2148, 103350), (2327, 95400), (2340, 94870), (2385, 93080), (2600, 85383), (2650, 83772), (2685, 82680), (2756, 80550), (2925, 75896), (3180, 69810), (3222, 68900), (3445, 64440), (3580, 62010), (3816, 58175), (3900, 56922), (3975, 55848), (4134, 53700), (4296, 51675), (4475, 49608), (4654, 47700), (4680, 47435), (4770, 46540), (5300, 41886), (5370, 41340), (5512, 40275), (5850, 37948), (6201, 35800), (6360, 34905), (6444, 34450), (6890, 32220), (6981, 31800), (7160, 31005), (7800, 28461), (7950, 27924), (8055, 27560), (8268, 26850), (8950, 24804), (9308, 23850), (9487, 23400), (9540, 23270), (10335, 21480), (10600, 20943), (10740, 20670), (11635, 19080), (11700, 18974), (11925, 18616), (12402, 17900), (12888, 17225), (13425, 16536), (13780, 16110), (13962, 15900)]