28960360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 78744960

約数和(自身を除く): 49784600

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 61, 65, 83, 88, 104, 110, 122, 130, 143, 166, 220, 244, 260, 286, 305, 332, 415, 440, 488, 520, 572, 610, 664, 671, 715, 793, 830, 913, 1079, 1144, 1220, 1342, 1430, 1586, 1660, 1826, 2158, 2440, 2684, 2860, 3172, 3320, 3355, 3652, 3965, 4316, 4565, 5063, 5368, 5395, 5720, 6344, 6710, 7304, 7930, 8632, 8723, 9130, 10126, 10790, 11869, 13420, 15860, 17446, 18260, 20252, 21580, 23738, 25315, 26840, 31720, 34892, 36520, 40504, 43160, 43615, 47476, 50630, 55693, 59345, 65819, 69784, 87230, 94952, 101260, 111386, 118690, 131638, 174460, 202520, 222772, 237380, 263276, 278465, 329095, 348920, 445544, 474760, 526552, 556930, 658190, 724009, 1113860, 1316380, 1448018, 2227720, 2632760, 2896036, 3620045, 5792072, 7240090, 14480180, 28960360]

約数ペア:

[(1, 28960360), (2, 14480180), (4, 7240090), (5, 5792072), (8, 3620045), (10, 2896036), (11, 2632760), (13, 2227720), (20, 1448018), (22, 1316380), (26, 1113860), (40, 724009), (44, 658190), (52, 556930), (55, 526552), (61, 474760), (65, 445544), (83, 348920), (88, 329095), (104, 278465), (110, 263276), (122, 237380), (130, 222772), (143, 202520), (166, 174460), (220, 131638), (244, 118690), (260, 111386), (286, 101260), (305, 94952), (332, 87230), (415, 69784), (440, 65819), (488, 59345), (520, 55693), (572, 50630), (610, 47476), (664, 43615), (671, 43160), (715, 40504), (793, 36520), (830, 34892), (913, 31720), (1079, 26840), (1144, 25315), (1220, 23738), (1342, 21580), (1430, 20252), (1586, 18260), (1660, 17446), (1826, 15860), (2158, 13420), (2440, 11869), (2684, 10790), (2860, 10126), (3172, 9130), (3320, 8723), (3355, 8632), (3652, 7930), (3965, 7304), (4316, 6710), (4565, 6344), (5063, 5720), (5368, 5395)]