81845400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1499}}^1$

素因数の和:1538

約数の個数: 192

約数和(自身を含む): 312480000

約数和(自身を除く): 230634600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 50, 52, 56, 60, 65, 70, 75, 78, 84, 91, 100, 104, 105, 120, 130, 140, 150, 156, 168, 175, 182, 195, 200, 210, 260, 273, 280, 300, 312, 325, 350, 364, 390, 420, 455, 520, 525, 546, 600, 650, 700, 728, 780, 840, 910, 975, 1050, 1092, 1300, 1365, 1400, 1499, 1560, 1820, 1950, 2100, 2184, 2275, 2600, 2730, 2998, 3640, 3900, 4200, 4497, 4550, 5460, 5996, 6825, 7495, 7800, 8994, 9100, 10493, 10920, 11992, 13650, 14990, 17988, 18200, 19487, 20986, 22485, 27300, 29980, 31479, 35976, 37475, 38974, 41972, 44970, 52465, 54600, 58461, 59960, 62958, 74950, 77948, 83944, 89940, 97435, 104930, 112425, 116922, 125916, 136409, 149900, 155896, 157395, 179880, 194870, 209860, 224850, 233844, 251832, 262325, 272818, 292305, 299800, 314790, 389740, 409227, 419720, 449700, 467688, 487175, 524650, 545636, 584610, 629580, 682045, 779480, 786975, 818454, 899400, 974350, 1049300, 1091272, 1169220, 1259160, 1364090, 1461525, 1573950, 1636908, 1948700, 2046135, 2098600, 2338440, 2728180, 2923050, 3147900, 3273816, 3410225, 3897400, 4092270, 5456360, 5846100, 6295800, 6820450, 8184540, 10230675, 11692200, 13640900, 16369080, 20461350, 27281800, 40922700, 81845400]

約数ペア:

[(1, 81845400), (2, 40922700), (3, 27281800), (4, 20461350), (5, 16369080), (6, 13640900), (7, 11692200), (8, 10230675), (10, 8184540), (12, 6820450), (13, 6295800), (14, 5846100), (15, 5456360), (20, 4092270), (21, 3897400), (24, 3410225), (25, 3273816), (26, 3147900), (28, 2923050), (30, 2728180), (35, 2338440), (39, 2098600), (40, 2046135), (42, 1948700), (50, 1636908), (52, 1573950), (56, 1461525), (60, 1364090), (65, 1259160), (70, 1169220), (75, 1091272), (78, 1049300), (84, 974350), (91, 899400), (100, 818454), (104, 786975), (105, 779480), (120, 682045), (130, 629580), (140, 584610), (150, 545636), (156, 524650), (168, 487175), (175, 467688), (182, 449700), (195, 419720), (200, 409227), (210, 389740), (260, 314790), (273, 299800), (280, 292305), (300, 272818), (312, 262325), (325, 251832), (350, 233844), (364, 224850), (390, 209860), (420, 194870), (455, 179880), (520, 157395), (525, 155896), (546, 149900), (600, 136409), (650, 125916), (700, 116922), (728, 112425), (780, 104930), (840, 97435), (910, 89940), (975, 83944), (1050, 77948), (1092, 74950), (1300, 62958), (1365, 59960), (1400, 58461), (1499, 54600), (1560, 52465), (1820, 44970), (1950, 41972), (2100, 38974), (2184, 37475), (2275, 35976), (2600, 31479), (2730, 29980), (2998, 27300), (3640, 22485), (3900, 20986), (4200, 19487), (4497, 18200), (4550, 17988), (5460, 14990), (5996, 13650), (6825, 11992), (7495, 10920), (7800, 10493), (8994, 9100)]