81508200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 274000320

約数和(自身を除く): 192492120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 34, 40, 50, 51, 60, 61, 68, 75, 85, 100, 102, 120, 122, 131, 136, 150, 170, 183, 200, 204, 244, 255, 262, 300, 305, 340, 366, 393, 408, 425, 488, 510, 524, 600, 610, 655, 680, 732, 786, 850, 915, 1020, 1037, 1048, 1220, 1275, 1310, 1464, 1525, 1572, 1700, 1830, 1965, 2040, 2074, 2227, 2440, 2550, 2620, 3050, 3111, 3144, 3275, 3400, 3660, 3930, 4148, 4454, 4575, 5100, 5185, 5240, 6100, 6222, 6550, 6681, 7320, 7860, 7991, 8296, 8908, 9150, 9825, 10200, 10370, 11135, 12200, 12444, 13100, 13362, 15555, 15720, 15982, 17816, 18300, 19650, 20740, 22270, 23973, 24888, 25925, 26200, 26724, 31110, 31964, 33405, 36600, 39300, 39955, 41480, 44540, 47946, 51850, 53448, 55675, 62220, 63928, 66810, 77775, 78600, 79910, 89080, 95892, 103700, 111350, 119865, 124440, 133620, 135847, 155550, 159820, 167025, 191784, 199775, 207400, 222700, 239730, 267240, 271694, 311100, 319640, 334050, 399550, 407541, 445400, 479460, 543388, 599325, 622200, 668100, 679235, 799100, 815082, 958920, 1086776, 1198650, 1336200, 1358470, 1598200, 1630164, 2037705, 2397300, 2716940, 3260328, 3396175, 4075410, 4794600, 5433880, 6792350, 8150820, 10188525, 13584700, 16301640, 20377050, 27169400, 40754100, 81508200]

約数ペア:

[(1, 81508200), (2, 40754100), (3, 27169400), (4, 20377050), (5, 16301640), (6, 13584700), (8, 10188525), (10, 8150820), (12, 6792350), (15, 5433880), (17, 4794600), (20, 4075410), (24, 3396175), (25, 3260328), (30, 2716940), (34, 2397300), (40, 2037705), (50, 1630164), (51, 1598200), (60, 1358470), (61, 1336200), (68, 1198650), (75, 1086776), (85, 958920), (100, 815082), (102, 799100), (120, 679235), (122, 668100), (131, 622200), (136, 599325), (150, 543388), (170, 479460), (183, 445400), (200, 407541), (204, 399550), (244, 334050), (255, 319640), (262, 311100), (300, 271694), (305, 267240), (340, 239730), (366, 222700), (393, 207400), (408, 199775), (425, 191784), (488, 167025), (510, 159820), (524, 155550), (600, 135847), (610, 133620), (655, 124440), (680, 119865), (732, 111350), (786, 103700), (850, 95892), (915, 89080), (1020, 79910), (1037, 78600), (1048, 77775), (1220, 66810), (1275, 63928), (1310, 62220), (1464, 55675), (1525, 53448), (1572, 51850), (1700, 47946), (1830, 44540), (1965, 41480), (2040, 39955), (2074, 39300), (2227, 36600), (2440, 33405), (2550, 31964), (2620, 31110), (3050, 26724), (3111, 26200), (3144, 25925), (3275, 24888), (3400, 23973), (3660, 22270), (3930, 20740), (4148, 19650), (4454, 18300), (4575, 17816), (5100, 15982), (5185, 15720), (5240, 15555), (6100, 13362), (6222, 13100), (6550, 12444), (6681, 12200), (7320, 11135), (7860, 10370), (7991, 10200), (8296, 9825), (8908, 9150)]