204958800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 270

約数和(自身を含む): 759399498

約数和(自身を除く): 554440698

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 30, 34, 36, 40, 45, 48, 50, 51, 60, 68, 72, 75, 80, 85, 90, 100, 102, 120, 136, 144, 150, 153, 170, 180, 197, 200, 204, 225, 240, 255, 272, 289, 300, 306, 340, 360, 394, 400, 408, 425, 450, 510, 578, 591, 600, 612, 680, 720, 765, 788, 816, 850, 867, 900, 985, 1020, 1156, 1182, 1200, 1224, 1275, 1360, 1445, 1530, 1576, 1700, 1734, 1773, 1800, 1970, 2040, 2312, 2364, 2448, 2550, 2601, 2890, 2955, 3060, 3152, 3349, 3400, 3468, 3546, 3600, 3825, 3940, 4080, 4335, 4624, 4728, 4925, 5100, 5202, 5780, 5910, 6120, 6698, 6800, 6936, 7092, 7225, 7650, 7880, 8670, 8865, 9456, 9850, 10047, 10200, 10404, 11560, 11820, 12240, 13005, 13396, 13872, 14184, 14450, 14775, 15300, 15760, 16745, 17340, 17730, 19700, 20094, 20400, 20808, 21675, 23120, 23640, 26010, 26792, 28368, 28900, 29550, 30141, 30600, 33490, 34680, 35460, 39400, 40188, 41616, 43350, 44325, 47280, 50235, 52020, 53584, 56933, 57800, 59100, 60282, 61200, 65025, 66980, 69360, 70920, 78800, 80376, 83725, 86700, 88650, 100470, 104040, 113866, 115600, 118200, 120564, 130050, 133960, 141840, 150705, 160752, 167450, 170799, 173400, 177300, 200940, 208080, 227732, 236400, 241128, 251175, 260100, 267920, 284665, 301410, 334900, 341598, 346800, 354600, 401880, 455464, 482256, 502350, 512397, 520200, 569330, 602820, 669800, 683196, 709200, 753525, 803760, 853995, 910928, 1004700, 1024794, 1040400, 1138660, 1205640, 1339600, 1366392, 1423325, 1507050, 1707990, 2009400, 2049588, 2277320, 2411280, 2561985, 2732784, 2846650, 3014100, 3415980, 4018800, 4099176, 4269975, 4554640, 5123970, 5693300, 6028200, 6831960, 8198352, 8539950, 10247940, 11386600, 12056400, 12809925, 13663920, 17079900, 20495880, 22773200, 25619850, 34159800, 40991760, 51239700, 68319600, 102479400, 204958800]

約数ペア:

[(1, 204958800), (2, 102479400), (3, 68319600), (4, 51239700), (5, 40991760), (6, 34159800), (8, 25619850), (9, 22773200), (10, 20495880), (12, 17079900), (15, 13663920), (16, 12809925), (17, 12056400), (18, 11386600), (20, 10247940), (24, 8539950), (25, 8198352), (30, 6831960), (34, 6028200), (36, 5693300), (40, 5123970), (45, 4554640), (48, 4269975), (50, 4099176), (51, 4018800), (60, 3415980), (68, 3014100), (72, 2846650), (75, 2732784), (80, 2561985), (85, 2411280), (90, 2277320), (100, 2049588), (102, 2009400), (120, 1707990), (136, 1507050), (144, 1423325), (150, 1366392), (153, 1339600), (170, 1205640), (180, 1138660), (197, 1040400), (200, 1024794), (204, 1004700), (225, 910928), (240, 853995), (255, 803760), (272, 753525), (289, 709200), (300, 683196), (306, 669800), (340, 602820), (360, 569330), (394, 520200), (400, 512397), (408, 502350), (425, 482256), (450, 455464), (510, 401880), (578, 354600), (591, 346800), (600, 341598), (612, 334900), (680, 301410), (720, 284665), (765, 267920), (788, 260100), (816, 251175), (850, 241128), (867, 236400), (900, 227732), (985, 208080), (1020, 200940), (1156, 177300), (1182, 173400), (1200, 170799), (1224, 167450), (1275, 160752), (1360, 150705), (1445, 141840), (1530, 133960), (1576, 130050), (1700, 120564), (1734, 118200), (1773, 115600), (1800, 113866), (1970, 104040), (2040, 100470), (2312, 88650), (2364, 86700), (2448, 83725), (2550, 80376), (2601, 78800), (2890, 70920), (2955, 69360), (3060, 66980), (3152, 65025), (3349, 61200), (3400, 60282), (3468, 59100), (3546, 57800), (3600, 56933), (3825, 53584), (3940, 52020), (4080, 50235), (4335, 47280), (4624, 44325), (4728, 43350), (4925, 41616), (5100, 40188), (5202, 39400), (5780, 35460), (5910, 34680), (6120, 33490), (6698, 30600), (6800, 30141), (6936, 29550), (7092, 28900), (7225, 28368), (7650, 26792), (7880, 26010), (8670, 23640), (8865, 23120), (9456, 21675), (9850, 20808), (10047, 20400), (10200, 20094), (10404, 19700), (11560, 17730), (11820, 17340), (12240, 16745), (13005, 15760), (13396, 15300), (13872, 14775), (14184, 14450)]