642431700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:447

約数の個数: 216

約数和(自身を含む): 2152987200

約数和(自身を除く): 1510555500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 150, 153, 170, 180, 199, 204, 211, 225, 255, 300, 306, 340, 398, 422, 425, 450, 510, 597, 612, 633, 765, 796, 844, 850, 900, 995, 1020, 1055, 1194, 1266, 1275, 1530, 1700, 1791, 1899, 1990, 2110, 2388, 2532, 2550, 2985, 3060, 3165, 3383, 3582, 3587, 3798, 3825, 3980, 4220, 4975, 5100, 5275, 5970, 6330, 6766, 7164, 7174, 7596, 7650, 8955, 9495, 9950, 10149, 10550, 10761, 11940, 12660, 13532, 14348, 14925, 15300, 15825, 16915, 17910, 17935, 18990, 19900, 20298, 21100, 21522, 29850, 30447, 31650, 32283, 33830, 35820, 35870, 37980, 40596, 41989, 43044, 44775, 47475, 50745, 53805, 59700, 60894, 63300, 64566, 67660, 71740, 83978, 84575, 89550, 89675, 94950, 101490, 107610, 121788, 125967, 129132, 152235, 161415, 167956, 169150, 179100, 179350, 189900, 202980, 209945, 215220, 251934, 253725, 269025, 304470, 322830, 338300, 358700, 377901, 419890, 503868, 507450, 538050, 608940, 629835, 645660, 713813, 755802, 761175, 807075, 839780, 1014900, 1049725, 1076100, 1259670, 1427626, 1511604, 1522350, 1614150, 1889505, 2099450, 2141439, 2519340, 2855252, 3044700, 3149175, 3228300, 3569065, 3779010, 4198900, 4282878, 6298350, 6424317, 7138130, 7558020, 8565756, 9447525, 10707195, 12596700, 12848634, 14276260, 17845325, 18895050, 21414390, 25697268, 32121585, 35690650, 37790100, 42828780, 53535975, 64243170, 71381300, 107071950, 128486340, 160607925, 214143900, 321215850, 642431700]

約数ペア:

[(1, 642431700), (2, 321215850), (3, 214143900), (4, 160607925), (5, 128486340), (6, 107071950), (9, 71381300), (10, 64243170), (12, 53535975), (15, 42828780), (17, 37790100), (18, 35690650), (20, 32121585), (25, 25697268), (30, 21414390), (34, 18895050), (36, 17845325), (45, 14276260), (50, 12848634), (51, 12596700), (60, 10707195), (68, 9447525), (75, 8565756), (85, 7558020), (90, 7138130), (100, 6424317), (102, 6298350), (150, 4282878), (153, 4198900), (170, 3779010), (180, 3569065), (199, 3228300), (204, 3149175), (211, 3044700), (225, 2855252), (255, 2519340), (300, 2141439), (306, 2099450), (340, 1889505), (398, 1614150), (422, 1522350), (425, 1511604), (450, 1427626), (510, 1259670), (597, 1076100), (612, 1049725), (633, 1014900), (765, 839780), (796, 807075), (844, 761175), (850, 755802), (900, 713813), (995, 645660), (1020, 629835), (1055, 608940), (1194, 538050), (1266, 507450), (1275, 503868), (1530, 419890), (1700, 377901), (1791, 358700), (1899, 338300), (1990, 322830), (2110, 304470), (2388, 269025), (2532, 253725), (2550, 251934), (2985, 215220), (3060, 209945), (3165, 202980), (3383, 189900), (3582, 179350), (3587, 179100), (3798, 169150), (3825, 167956), (3980, 161415), (4220, 152235), (4975, 129132), (5100, 125967), (5275, 121788), (5970, 107610), (6330, 101490), (6766, 94950), (7164, 89675), (7174, 89550), (7596, 84575), (7650, 83978), (8955, 71740), (9495, 67660), (9950, 64566), (10149, 63300), (10550, 60894), (10761, 59700), (11940, 53805), (12660, 50745), (13532, 47475), (14348, 44775), (14925, 43044), (15300, 41989), (15825, 40596), (16915, 37980), (17910, 35870), (17935, 35820), (18990, 33830), (19900, 32283), (20298, 31650), (21100, 30447), (21522, 29850)]