1987425300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{353}}^1\times {\mathrm{383}}^1$

素因数の和:767

約数の個数: 216

約数和(自身を含む): 6725569536

約数和(自身を除く): 4738144236

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, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 353, 383, 420, 490, 525, 588, 700, 706, 735, 766, 980, 1050, 1059, 1149, 1225, 1412, 1470, 1532, 1765, 1915, 2100, 2118, 2298, 2450, 2471, 2681, 2940, 3530, 3675, 3830, 4236, 4596, 4900, 4942, 5295, 5362, 5745, 7060, 7350, 7413, 7660, 8043, 8825, 9575, 9884, 10590, 10724, 11490, 12355, 13405, 14700, 14826, 16086, 17297, 17650, 18767, 19150, 21180, 22980, 24710, 26475, 26810, 28725, 29652, 32172, 34594, 35300, 37065, 37534, 38300, 40215, 49420, 51891, 52950, 53620, 56301, 57450, 61775, 67025, 69188, 74130, 75068, 80430, 86485, 93835, 103782, 105900, 112602, 114900, 123550, 134050, 135199, 148260, 160860, 172970, 185325, 187670, 201075, 207564, 225204, 247100, 259455, 268100, 270398, 281505, 345940, 370650, 375340, 402150, 405597, 432425, 469175, 518910, 540796, 563010, 675995, 741300, 804300, 811194, 864850, 938350, 946393, 1037820, 1126020, 1297275, 1351990, 1407525, 1622388, 1729700, 1876700, 1892786, 2027985, 2594550, 2703980, 2815050, 2839179, 3379975, 3785572, 4055970, 4731965, 5189100, 5630100, 5678358, 6624751, 6759950, 8111940, 9463930, 10139925, 11356716, 13249502, 13519900, 14195895, 18927860, 19874253, 20279850, 23659825, 26499004, 28391790, 33123755, 39748506, 40559700, 47319650, 56783580, 66247510, 70979475, 79497012, 94639300, 99371265, 132495020, 141958950, 165618775, 198742530, 283917900, 331237550, 397485060, 496856325, 662475100, 993712650, 1987425300]

約数ペア:

[(1, 1987425300), (2, 993712650), (3, 662475100), (4, 496856325), (5, 397485060), (6, 331237550), (7, 283917900), (10, 198742530), (12, 165618775), (14, 141958950), (15, 132495020), (20, 99371265), (21, 94639300), (25, 79497012), (28, 70979475), (30, 66247510), (35, 56783580), (42, 47319650), (49, 40559700), (50, 39748506), (60, 33123755), (70, 28391790), (75, 26499004), (84, 23659825), (98, 20279850), (100, 19874253), (105, 18927860), (140, 14195895), (147, 13519900), (150, 13249502), (175, 11356716), (196, 10139925), (210, 9463930), (245, 8111940), (294, 6759950), (300, 6624751), (350, 5678358), (353, 5630100), (383, 5189100), (420, 4731965), (490, 4055970), (525, 3785572), (588, 3379975), (700, 2839179), (706, 2815050), (735, 2703980), (766, 2594550), (980, 2027985), (1050, 1892786), (1059, 1876700), (1149, 1729700), (1225, 1622388), (1412, 1407525), (1470, 1351990), (1532, 1297275), (1765, 1126020), (1915, 1037820), (2100, 946393), (2118, 938350), (2298, 864850), (2450, 811194), (2471, 804300), (2681, 741300), (2940, 675995), (3530, 563010), (3675, 540796), (3830, 518910), (4236, 469175), (4596, 432425), (4900, 405597), (4942, 402150), (5295, 375340), (5362, 370650), (5745, 345940), (7060, 281505), (7350, 270398), (7413, 268100), (7660, 259455), (8043, 247100), (8825, 225204), (9575, 207564), (9884, 201075), (10590, 187670), (10724, 185325), (11490, 172970), (12355, 160860), (13405, 148260), (14700, 135199), (14826, 134050), (16086, 123550), (17297, 114900), (17650, 112602), (18767, 105900), (19150, 103782), (21180, 93835), (22980, 86485), (24710, 80430), (26475, 75068), (26810, 74130), (28725, 69188), (29652, 67025), (32172, 61775), (34594, 57450), (35300, 56301), (37065, 53620), (37534, 52950), (38300, 51891), (40215, 49420)]