238987700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:215

約数の個数: 216

約数和(自身を含む): 676831680

約数和(自身を除く): 437843980

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 25, 28, 34, 35, 38, 49, 50, 68, 70, 76, 85, 95, 98, 100, 119, 133, 140, 151, 170, 175, 190, 196, 238, 245, 266, 302, 323, 340, 350, 380, 425, 475, 476, 490, 532, 595, 604, 646, 665, 700, 755, 833, 850, 931, 950, 980, 1057, 1190, 1225, 1292, 1330, 1510, 1615, 1666, 1700, 1862, 1900, 2114, 2261, 2380, 2450, 2567, 2660, 2869, 2975, 3020, 3230, 3325, 3332, 3724, 3775, 4165, 4228, 4522, 4655, 4900, 5134, 5285, 5738, 5950, 6460, 6650, 7399, 7550, 8075, 8330, 9044, 9310, 10268, 10570, 11305, 11476, 11900, 12835, 13300, 14345, 14798, 15100, 15827, 16150, 16660, 17969, 18620, 20083, 20825, 21140, 22610, 23275, 25670, 26425, 28690, 29596, 31654, 32300, 35938, 36995, 40166, 41650, 45220, 46550, 48773, 51340, 52850, 56525, 57380, 63308, 64175, 71725, 71876, 73990, 79135, 80332, 83300, 89845, 93100, 97546, 100415, 105700, 113050, 125783, 128350, 140581, 143450, 147980, 158270, 179690, 184975, 195092, 200830, 226100, 243865, 251566, 256700, 281162, 286900, 316540, 341411, 359380, 369950, 395675, 401660, 449225, 487730, 502075, 503132, 562324, 628915, 682822, 702905, 739900, 791350, 898450, 975460, 1004150, 1219325, 1257830, 1365644, 1405810, 1582700, 1707055, 1796900, 2008300, 2389877, 2438650, 2515660, 2811620, 3144575, 3414110, 3514525, 4779754, 4877300, 6289150, 6828220, 7029050, 8535275, 9559508, 11949385, 12578300, 14058100, 17070550, 23898770, 34141100, 47797540, 59746925, 119493850, 238987700]

約数ペア:

[(1, 238987700), (2, 119493850), (4, 59746925), (5, 47797540), (7, 34141100), (10, 23898770), (14, 17070550), (17, 14058100), (19, 12578300), (20, 11949385), (25, 9559508), (28, 8535275), (34, 7029050), (35, 6828220), (38, 6289150), (49, 4877300), (50, 4779754), (68, 3514525), (70, 3414110), (76, 3144575), (85, 2811620), (95, 2515660), (98, 2438650), (100, 2389877), (119, 2008300), (133, 1796900), (140, 1707055), (151, 1582700), (170, 1405810), (175, 1365644), (190, 1257830), (196, 1219325), (238, 1004150), (245, 975460), (266, 898450), (302, 791350), (323, 739900), (340, 702905), (350, 682822), (380, 628915), (425, 562324), (475, 503132), (476, 502075), (490, 487730), (532, 449225), (595, 401660), (604, 395675), (646, 369950), (665, 359380), (700, 341411), (755, 316540), (833, 286900), (850, 281162), (931, 256700), (950, 251566), (980, 243865), (1057, 226100), (1190, 200830), (1225, 195092), (1292, 184975), (1330, 179690), (1510, 158270), (1615, 147980), (1666, 143450), (1700, 140581), (1862, 128350), (1900, 125783), (2114, 113050), (2261, 105700), (2380, 100415), (2450, 97546), (2567, 93100), (2660, 89845), (2869, 83300), (2975, 80332), (3020, 79135), (3230, 73990), (3325, 71876), (3332, 71725), (3724, 64175), (3775, 63308), (4165, 57380), (4228, 56525), (4522, 52850), (4655, 51340), (4900, 48773), (5134, 46550), (5285, 45220), (5738, 41650), (5950, 40166), (6460, 36995), (6650, 35938), (7399, 32300), (7550, 31654), (8075, 29596), (8330, 28690), (9044, 26425), (9310, 25670), (10268, 23275), (10570, 22610), (11305, 21140), (11476, 20825), (11900, 20083), (12835, 18620), (13300, 17969), (14345, 16660), (14798, 16150), (15100, 15827)]