277169360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 160

約数和(自身を含む): 749764512

約数和(自身を除く): 472595152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 61, 65, 68, 80, 85, 104, 122, 130, 136, 170, 208, 221, 244, 257, 260, 272, 305, 340, 442, 488, 514, 520, 610, 680, 793, 884, 976, 1028, 1037, 1040, 1105, 1220, 1285, 1360, 1586, 1768, 2056, 2074, 2210, 2440, 2570, 3172, 3341, 3536, 3965, 4112, 4148, 4369, 4420, 4880, 5140, 5185, 6344, 6682, 7930, 8296, 8738, 8840, 10280, 10370, 12688, 13364, 13481, 15677, 15860, 16592, 16705, 17476, 17680, 20560, 20740, 21845, 26728, 26962, 31354, 31720, 33410, 34952, 41480, 43690, 53456, 53924, 56797, 62708, 63440, 66820, 67405, 69904, 78385, 82960, 87380, 107848, 113594, 125416, 133640, 134810, 156770, 174760, 203801, 215696, 227188, 250832, 266509, 267280, 269620, 283985, 313540, 349520, 407602, 454376, 533018, 539240, 567970, 627080, 815204, 908752, 1019005, 1066036, 1078480, 1135940, 1254160, 1332545, 1630408, 2038010, 2132072, 2271880, 2665090, 3260816, 3464617, 4076020, 4264144, 4543760, 5330180, 6929234, 8152040, 10660360, 13858468, 16304080, 17323085, 21320720, 27716936, 34646170, 55433872, 69292340, 138584680, 277169360]

約数ペア:

[(1, 277169360), (2, 138584680), (4, 69292340), (5, 55433872), (8, 34646170), (10, 27716936), (13, 21320720), (16, 17323085), (17, 16304080), (20, 13858468), (26, 10660360), (34, 8152040), (40, 6929234), (52, 5330180), (61, 4543760), (65, 4264144), (68, 4076020), (80, 3464617), (85, 3260816), (104, 2665090), (122, 2271880), (130, 2132072), (136, 2038010), (170, 1630408), (208, 1332545), (221, 1254160), (244, 1135940), (257, 1078480), (260, 1066036), (272, 1019005), (305, 908752), (340, 815204), (442, 627080), (488, 567970), (514, 539240), (520, 533018), (610, 454376), (680, 407602), (793, 349520), (884, 313540), (976, 283985), (1028, 269620), (1037, 267280), (1040, 266509), (1105, 250832), (1220, 227188), (1285, 215696), (1360, 203801), (1586, 174760), (1768, 156770), (2056, 134810), (2074, 133640), (2210, 125416), (2440, 113594), (2570, 107848), (3172, 87380), (3341, 82960), (3536, 78385), (3965, 69904), (4112, 67405), (4148, 66820), (4369, 63440), (4420, 62708), (4880, 56797), (5140, 53924), (5185, 53456), (6344, 43690), (6682, 41480), (7930, 34952), (8296, 33410), (8738, 31720), (8840, 31354), (10280, 26962), (10370, 26728), (12688, 21845), (13364, 20740), (13481, 20560), (15677, 17680), (15860, 17476), (16592, 16705)]