404996900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:534

約数の個数: 144

約数和(自身を含む): 1106179200

約数和(自身を除く): 701182300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 149, 154, 175, 220, 275, 298, 308, 350, 353, 385, 550, 596, 700, 706, 745, 770, 1043, 1100, 1412, 1490, 1540, 1639, 1765, 1925, 2086, 2471, 2980, 3278, 3530, 3725, 3850, 3883, 4172, 4942, 5215, 6556, 7060, 7450, 7700, 7766, 8195, 8825, 9884, 10430, 11473, 12355, 14900, 15532, 16390, 17650, 19415, 20860, 22946, 24710, 26075, 27181, 32780, 35300, 38830, 40975, 45892, 49420, 52150, 52597, 54362, 57365, 61775, 77660, 81950, 97075, 104300, 105194, 108724, 114730, 123550, 135905, 163900, 194150, 210388, 229460, 247100, 262985, 271810, 286825, 368179, 388300, 525970, 543620, 573650, 578567, 679525, 736358, 1051940, 1147300, 1157134, 1314925, 1359050, 1472716, 1840895, 2314268, 2629850, 2718100, 2892835, 3681790, 4049969, 5259700, 5785670, 7363580, 8099938, 9204475, 11571340, 14464175, 16199876, 18408950, 20249845, 28928350, 36817900, 40499690, 57856700, 80999380, 101249225, 202498450, 404996900]

約数ペア:

[(1, 404996900), (2, 202498450), (4, 101249225), (5, 80999380), (7, 57856700), (10, 40499690), (11, 36817900), (14, 28928350), (20, 20249845), (22, 18408950), (25, 16199876), (28, 14464175), (35, 11571340), (44, 9204475), (50, 8099938), (55, 7363580), (70, 5785670), (77, 5259700), (100, 4049969), (110, 3681790), (140, 2892835), (149, 2718100), (154, 2629850), (175, 2314268), (220, 1840895), (275, 1472716), (298, 1359050), (308, 1314925), (350, 1157134), (353, 1147300), (385, 1051940), (550, 736358), (596, 679525), (700, 578567), (706, 573650), (745, 543620), (770, 525970), (1043, 388300), (1100, 368179), (1412, 286825), (1490, 271810), (1540, 262985), (1639, 247100), (1765, 229460), (1925, 210388), (2086, 194150), (2471, 163900), (2980, 135905), (3278, 123550), (3530, 114730), (3725, 108724), (3850, 105194), (3883, 104300), (4172, 97075), (4942, 81950), (5215, 77660), (6556, 61775), (7060, 57365), (7450, 54362), (7700, 52597), (7766, 52150), (8195, 49420), (8825, 45892), (9884, 40975), (10430, 38830), (11473, 35300), (12355, 32780), (14900, 27181), (15532, 26075), (16390, 24710), (17650, 22946), (19415, 20860)]