679772100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:515

約数の個数: 216

約数和(自身を含む): 2311914528

約数和(自身を除く): 1632142428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 131, 140, 147, 150, 175, 196, 210, 245, 262, 294, 300, 350, 353, 393, 420, 490, 524, 525, 588, 655, 700, 706, 735, 786, 917, 980, 1050, 1059, 1225, 1310, 1412, 1470, 1572, 1765, 1834, 1965, 2100, 2118, 2450, 2471, 2620, 2751, 2940, 3275, 3530, 3668, 3675, 3930, 4236, 4585, 4900, 4942, 5295, 5502, 6419, 6550, 7060, 7350, 7413, 7860, 8825, 9170, 9825, 9884, 10590, 11004, 12355, 12838, 13100, 13755, 14700, 14826, 17297, 17650, 18340, 19257, 19650, 21180, 22925, 24710, 25676, 26475, 27510, 29652, 32095, 34594, 35300, 37065, 38514, 39300, 45850, 46243, 49420, 51891, 52950, 55020, 61775, 64190, 68775, 69188, 74130, 77028, 86485, 91700, 92486, 96285, 103782, 105900, 123550, 128380, 137550, 138729, 148260, 160475, 172970, 184972, 185325, 192570, 207564, 231215, 247100, 259455, 275100, 277458, 320950, 323701, 345940, 370650, 385140, 432425, 462430, 481425, 518910, 554916, 641900, 647402, 693645, 741300, 864850, 924860, 962850, 971103, 1037820, 1156075, 1294804, 1297275, 1387290, 1618505, 1729700, 1925700, 1942206, 2265907, 2312150, 2594550, 2774580, 3237010, 3468225, 3884412, 4531814, 4624300, 4855515, 5189100, 6474020, 6797721, 6936450, 8092525, 9063628, 9711030, 11329535, 13595442, 13872900, 16185050, 19422060, 22659070, 24277575, 27190884, 32370100, 33988605, 45318140, 48555150, 56647675, 67977210, 97110300, 113295350, 135954420, 169943025, 226590700, 339886050, 679772100]

約数ペア:

[(1, 679772100), (2, 339886050), (3, 226590700), (4, 169943025), (5, 135954420), (6, 113295350), (7, 97110300), (10, 67977210), (12, 56647675), (14, 48555150), (15, 45318140), (20, 33988605), (21, 32370100), (25, 27190884), (28, 24277575), (30, 22659070), (35, 19422060), (42, 16185050), (49, 13872900), (50, 13595442), (60, 11329535), (70, 9711030), (75, 9063628), (84, 8092525), (98, 6936450), (100, 6797721), (105, 6474020), (131, 5189100), (140, 4855515), (147, 4624300), (150, 4531814), (175, 3884412), (196, 3468225), (210, 3237010), (245, 2774580), (262, 2594550), (294, 2312150), (300, 2265907), (350, 1942206), (353, 1925700), (393, 1729700), (420, 1618505), (490, 1387290), (524, 1297275), (525, 1294804), (588, 1156075), (655, 1037820), (700, 971103), (706, 962850), (735, 924860), (786, 864850), (917, 741300), (980, 693645), (1050, 647402), (1059, 641900), (1225, 554916), (1310, 518910), (1412, 481425), (1470, 462430), (1572, 432425), (1765, 385140), (1834, 370650), (1965, 345940), (2100, 323701), (2118, 320950), (2450, 277458), (2471, 275100), (2620, 259455), (2751, 247100), (2940, 231215), (3275, 207564), (3530, 192570), (3668, 185325), (3675, 184972), (3930, 172970), (4236, 160475), (4585, 148260), (4900, 138729), (4942, 137550), (5295, 128380), (5502, 123550), (6419, 105900), (6550, 103782), (7060, 96285), (7350, 92486), (7413, 91700), (7860, 86485), (8825, 77028), (9170, 74130), (9825, 69188), (9884, 68775), (10590, 64190), (11004, 61775), (12355, 55020), (12838, 52950), (13100, 51891), (13755, 49420), (14700, 46243), (14826, 45850), (17297, 39300), (17650, 38514), (18340, 37065), (19257, 35300), (19650, 34594), (21180, 32095), (22925, 29652), (24710, 27510), (25676, 26475)]