457840240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1359

約数の個数: 160

約数和(自身を含む): 1291917312

約数和(自身を除く): 834077072

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 176, 208, 220, 248, 260, 286, 310, 341, 403, 440, 496, 520, 572, 620, 682, 715, 806, 880, 1040, 1144, 1240, 1291, 1364, 1430, 1612, 1705, 2015, 2288, 2480, 2582, 2728, 2860, 3224, 3410, 4030, 4433, 5164, 5456, 5720, 6448, 6455, 6820, 8060, 8866, 10328, 11440, 12910, 13640, 14201, 16120, 16783, 17732, 20656, 22165, 25820, 27280, 28402, 32240, 33566, 35464, 40021, 44330, 51640, 56804, 67132, 70928, 71005, 80042, 83915, 88660, 103280, 113608, 134264, 142010, 160084, 167830, 177320, 184613, 200105, 227216, 268528, 284020, 320168, 335660, 354640, 369226, 400210, 440231, 520273, 568040, 640336, 671320, 738452, 800420, 880462, 923065, 1040546, 1136080, 1342640, 1476904, 1600840, 1760924, 1846130, 2081092, 2201155, 2601365, 2953808, 3201680, 3521848, 3692260, 4162184, 4402310, 5202730, 5723003, 7043696, 7384520, 8324368, 8804620, 10405460, 11446006, 14769040, 17609240, 20810920, 22892012, 28615015, 35218480, 41621840, 45784024, 57230030, 91568048, 114460060, 228920120, 457840240]

約数ペア:

[(1, 457840240), (2, 228920120), (4, 114460060), (5, 91568048), (8, 57230030), (10, 45784024), (11, 41621840), (13, 35218480), (16, 28615015), (20, 22892012), (22, 20810920), (26, 17609240), (31, 14769040), (40, 11446006), (44, 10405460), (52, 8804620), (55, 8324368), (62, 7384520), (65, 7043696), (80, 5723003), (88, 5202730), (104, 4402310), (110, 4162184), (124, 3692260), (130, 3521848), (143, 3201680), (155, 2953808), (176, 2601365), (208, 2201155), (220, 2081092), (248, 1846130), (260, 1760924), (286, 1600840), (310, 1476904), (341, 1342640), (403, 1136080), (440, 1040546), (496, 923065), (520, 880462), (572, 800420), (620, 738452), (682, 671320), (715, 640336), (806, 568040), (880, 520273), (1040, 440231), (1144, 400210), (1240, 369226), (1291, 354640), (1364, 335660), (1430, 320168), (1612, 284020), (1705, 268528), (2015, 227216), (2288, 200105), (2480, 184613), (2582, 177320), (2728, 167830), (2860, 160084), (3224, 142010), (3410, 134264), (4030, 113608), (4433, 103280), (5164, 88660), (5456, 83915), (5720, 80042), (6448, 71005), (6455, 70928), (6820, 67132), (8060, 56804), (8866, 51640), (10328, 44330), (11440, 40021), (12910, 35464), (13640, 33566), (14201, 32240), (16120, 28402), (16783, 27280), (17732, 25820), (20656, 22165)]