206519400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 216

約数和(自身を含む): 738614370

約数和(自身を除く): 532094970

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 30, 34, 36, 40, 45, 50, 51, 60, 68, 72, 75, 85, 90, 100, 102, 120, 136, 150, 153, 170, 180, 200, 204, 225, 255, 289, 300, 306, 340, 360, 397, 408, 425, 450, 510, 578, 600, 612, 680, 765, 794, 850, 867, 900, 1020, 1156, 1191, 1224, 1275, 1445, 1530, 1588, 1700, 1734, 1800, 1985, 2040, 2312, 2382, 2550, 2601, 2890, 3060, 3176, 3400, 3468, 3573, 3825, 3970, 4335, 4764, 5100, 5202, 5780, 5955, 6120, 6749, 6936, 7146, 7225, 7650, 7940, 8670, 9528, 9925, 10200, 10404, 11560, 11910, 13005, 13498, 14292, 14450, 15300, 15880, 17340, 17865, 19850, 20247, 20808, 21675, 23820, 26010, 26996, 28584, 28900, 29775, 30600, 33745, 34680, 35730, 39700, 40494, 43350, 47640, 52020, 53992, 57800, 59550, 60741, 65025, 67490, 71460, 79400, 80988, 86700, 89325, 101235, 104040, 114733, 119100, 121482, 130050, 134980, 142920, 161976, 168725, 173400, 178650, 202470, 229466, 238200, 242964, 260100, 269960, 303705, 337450, 344199, 357300, 404940, 458932, 485928, 506175, 520200, 573665, 607410, 674900, 688398, 714600, 809880, 917864, 1012350, 1032597, 1147330, 1214820, 1349800, 1376796, 1518525, 1720995, 2024700, 2065194, 2294660, 2429640, 2753592, 2868325, 3037050, 3441990, 4049400, 4130388, 4589320, 5162985, 5736650, 6074100, 6883980, 8260776, 8604975, 10325970, 11473300, 12148200, 13767960, 17209950, 20651940, 22946600, 25814925, 34419900, 41303880, 51629850, 68839800, 103259700, 206519400]

約数ペア:

[(1, 206519400), (2, 103259700), (3, 68839800), (4, 51629850), (5, 41303880), (6, 34419900), (8, 25814925), (9, 22946600), (10, 20651940), (12, 17209950), (15, 13767960), (17, 12148200), (18, 11473300), (20, 10325970), (24, 8604975), (25, 8260776), (30, 6883980), (34, 6074100), (36, 5736650), (40, 5162985), (45, 4589320), (50, 4130388), (51, 4049400), (60, 3441990), (68, 3037050), (72, 2868325), (75, 2753592), (85, 2429640), (90, 2294660), (100, 2065194), (102, 2024700), (120, 1720995), (136, 1518525), (150, 1376796), (153, 1349800), (170, 1214820), (180, 1147330), (200, 1032597), (204, 1012350), (225, 917864), (255, 809880), (289, 714600), (300, 688398), (306, 674900), (340, 607410), (360, 573665), (397, 520200), (408, 506175), (425, 485928), (450, 458932), (510, 404940), (578, 357300), (600, 344199), (612, 337450), (680, 303705), (765, 269960), (794, 260100), (850, 242964), (867, 238200), (900, 229466), (1020, 202470), (1156, 178650), (1191, 173400), (1224, 168725), (1275, 161976), (1445, 142920), (1530, 134980), (1588, 130050), (1700, 121482), (1734, 119100), (1800, 114733), (1985, 104040), (2040, 101235), (2312, 89325), (2382, 86700), (2550, 80988), (2601, 79400), (2890, 71460), (3060, 67490), (3176, 65025), (3400, 60741), (3468, 59550), (3573, 57800), (3825, 53992), (3970, 52020), (4335, 47640), (4764, 43350), (5100, 40494), (5202, 39700), (5780, 35730), (5955, 34680), (6120, 33745), (6749, 30600), (6936, 29775), (7146, 28900), (7225, 28584), (7650, 26996), (7940, 26010), (8670, 23820), (9528, 21675), (9925, 20808), (10200, 20247), (10404, 19850), (11560, 17865), (11910, 17340), (13005, 15880), (13498, 15300), (14292, 14450)]