28856100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:195

約数の個数: 216

約数和(自身を含む): 105284928

約数和(自身を除く): 76428828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 49, 50, 52, 60, 65, 70, 75, 78, 84, 91, 98, 100, 105, 130, 140, 147, 150, 151, 156, 175, 182, 195, 196, 210, 245, 260, 273, 294, 300, 302, 325, 350, 364, 390, 420, 453, 455, 490, 525, 546, 588, 604, 637, 650, 700, 735, 755, 780, 906, 910, 975, 980, 1050, 1057, 1092, 1225, 1274, 1300, 1365, 1470, 1510, 1812, 1820, 1911, 1950, 1963, 2100, 2114, 2265, 2275, 2450, 2548, 2730, 2940, 3020, 3171, 3185, 3675, 3775, 3822, 3900, 3926, 4228, 4530, 4550, 4900, 5285, 5460, 5889, 6342, 6370, 6825, 7350, 7399, 7550, 7644, 7852, 9060, 9100, 9555, 9815, 10570, 11325, 11778, 12684, 12740, 13650, 13741, 14700, 14798, 15100, 15855, 15925, 19110, 19630, 21140, 22197, 22650, 23556, 26425, 27300, 27482, 29445, 29596, 31710, 31850, 36995, 38220, 39260, 41223, 44394, 45300, 47775, 49075, 52850, 54964, 58890, 63420, 63700, 68705, 73990, 79275, 82446, 88788, 95550, 96187, 98150, 105700, 110985, 117780, 137410, 147225, 147980, 158550, 164892, 184975, 191100, 192374, 196300, 206115, 221970, 274820, 288561, 294450, 317100, 343525, 369950, 384748, 412230, 443940, 480935, 554925, 577122, 588900, 687050, 739900, 824460, 961870, 1030575, 1109850, 1154244, 1374100, 1442805, 1923740, 2061150, 2219700, 2404675, 2885610, 4122300, 4809350, 5771220, 7214025, 9618700, 14428050, 28856100]

約数ペア:

[(1, 28856100), (2, 14428050), (3, 9618700), (4, 7214025), (5, 5771220), (6, 4809350), (7, 4122300), (10, 2885610), (12, 2404675), (13, 2219700), (14, 2061150), (15, 1923740), (20, 1442805), (21, 1374100), (25, 1154244), (26, 1109850), (28, 1030575), (30, 961870), (35, 824460), (39, 739900), (42, 687050), (49, 588900), (50, 577122), (52, 554925), (60, 480935), (65, 443940), (70, 412230), (75, 384748), (78, 369950), (84, 343525), (91, 317100), (98, 294450), (100, 288561), (105, 274820), (130, 221970), (140, 206115), (147, 196300), (150, 192374), (151, 191100), (156, 184975), (175, 164892), (182, 158550), (195, 147980), (196, 147225), (210, 137410), (245, 117780), (260, 110985), (273, 105700), (294, 98150), (300, 96187), (302, 95550), (325, 88788), (350, 82446), (364, 79275), (390, 73990), (420, 68705), (453, 63700), (455, 63420), (490, 58890), (525, 54964), (546, 52850), (588, 49075), (604, 47775), (637, 45300), (650, 44394), (700, 41223), (735, 39260), (755, 38220), (780, 36995), (906, 31850), (910, 31710), (975, 29596), (980, 29445), (1050, 27482), (1057, 27300), (1092, 26425), (1225, 23556), (1274, 22650), (1300, 22197), (1365, 21140), (1470, 19630), (1510, 19110), (1812, 15925), (1820, 15855), (1911, 15100), (1950, 14798), (1963, 14700), (2100, 13741), (2114, 13650), (2265, 12740), (2275, 12684), (2450, 11778), (2548, 11325), (2730, 10570), (2940, 9815), (3020, 9555), (3171, 9100), (3185, 9060), (3675, 7852), (3775, 7644), (3822, 7550), (3900, 7399), (3926, 7350), (4228, 6825), (4530, 6370), (4550, 6342), (4900, 5889), (5285, 5460)]