2153407360

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4243}}^1$

素因数の和:4336

約数の個数: 128

約数和(自身を含む): 5636201760

約数和(自身を除く): 3482794400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 128, 130, 160, 208, 244, 260, 305, 320, 416, 488, 520, 610, 640, 793, 832, 976, 1040, 1220, 1586, 1664, 1952, 2080, 2440, 3172, 3904, 3965, 4160, 4243, 4880, 6344, 7808, 7930, 8320, 8486, 9760, 12688, 15860, 16972, 19520, 21215, 25376, 31720, 33944, 39040, 42430, 50752, 55159, 63440, 67888, 84860, 101504, 110318, 126880, 135776, 169720, 220636, 253760, 258823, 271552, 275795, 339440, 441272, 507520, 517646, 543104, 551590, 678880, 882544, 1035292, 1103180, 1294115, 1357760, 1765088, 2070584, 2206360, 2588230, 2715520, 3364699, 3530176, 4141168, 4412720, 5176460, 6729398, 7060352, 8282336, 8825440, 10352920, 13458796, 16564672, 16823495, 17650880, 20705840, 26917592, 33129344, 33646990, 35301760, 41411680, 53835184, 67293980, 82823360, 107670368, 134587960, 165646720, 215340736, 269175920, 430681472, 538351840, 1076703680, 2153407360]

約数ペア:

[(1, 2153407360), (2, 1076703680), (4, 538351840), (5, 430681472), (8, 269175920), (10, 215340736), (13, 165646720), (16, 134587960), (20, 107670368), (26, 82823360), (32, 67293980), (40, 53835184), (52, 41411680), (61, 35301760), (64, 33646990), (65, 33129344), (80, 26917592), (104, 20705840), (122, 17650880), (128, 16823495), (130, 16564672), (160, 13458796), (208, 10352920), (244, 8825440), (260, 8282336), (305, 7060352), (320, 6729398), (416, 5176460), (488, 4412720), (520, 4141168), (610, 3530176), (640, 3364699), (793, 2715520), (832, 2588230), (976, 2206360), (1040, 2070584), (1220, 1765088), (1586, 1357760), (1664, 1294115), (1952, 1103180), (2080, 1035292), (2440, 882544), (3172, 678880), (3904, 551590), (3965, 543104), (4160, 517646), (4243, 507520), (4880, 441272), (6344, 339440), (7808, 275795), (7930, 271552), (8320, 258823), (8486, 253760), (9760, 220636), (12688, 169720), (15860, 135776), (16972, 126880), (19520, 110318), (21215, 101504), (25376, 84860), (31720, 67888), (33944, 63440), (39040, 55159), (42430, 50752)]