219522160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:687

約数の個数: 160

約数和(自身を含む): 619960320

約数和(自身を除く): 400438160

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, 619, 620, 682, 715, 806, 880, 1040, 1144, 1238, 1240, 1364, 1430, 1612, 1705, 2015, 2288, 2476, 2480, 2728, 2860, 3095, 3224, 3410, 4030, 4433, 4952, 5456, 5720, 6190, 6448, 6809, 6820, 8047, 8060, 8866, 9904, 11440, 12380, 13618, 13640, 16094, 16120, 17732, 19189, 22165, 24760, 27236, 27280, 32188, 32240, 34045, 35464, 38378, 40235, 44330, 49520, 54472, 64376, 68090, 70928, 76756, 80470, 88517, 88660, 95945, 108944, 128752, 136180, 153512, 160940, 177034, 177320, 191890, 211079, 249457, 272360, 307024, 321880, 354068, 354640, 383780, 422158, 442585, 498914, 544720, 643760, 708136, 767560, 844316, 885170, 997828, 1055395, 1247285, 1416272, 1535120, 1688632, 1770340, 1995656, 2110790, 2494570, 2744027, 3377264, 3540680, 3991312, 4221580, 4989140, 5488054, 7081360, 8443160, 9978280, 10976108, 13720135, 16886320, 19956560, 21952216, 27440270, 43904432, 54880540, 109761080, 219522160]

約数ペア:

[(1, 219522160), (2, 109761080), (4, 54880540), (5, 43904432), (8, 27440270), (10, 21952216), (11, 19956560), (13, 16886320), (16, 13720135), (20, 10976108), (22, 9978280), (26, 8443160), (31, 7081360), (40, 5488054), (44, 4989140), (52, 4221580), (55, 3991312), (62, 3540680), (65, 3377264), (80, 2744027), (88, 2494570), (104, 2110790), (110, 1995656), (124, 1770340), (130, 1688632), (143, 1535120), (155, 1416272), (176, 1247285), (208, 1055395), (220, 997828), (248, 885170), (260, 844316), (286, 767560), (310, 708136), (341, 643760), (403, 544720), (440, 498914), (496, 442585), (520, 422158), (572, 383780), (619, 354640), (620, 354068), (682, 321880), (715, 307024), (806, 272360), (880, 249457), (1040, 211079), (1144, 191890), (1238, 177320), (1240, 177034), (1364, 160940), (1430, 153512), (1612, 136180), (1705, 128752), (2015, 108944), (2288, 95945), (2476, 88660), (2480, 88517), (2728, 80470), (2860, 76756), (3095, 70928), (3224, 68090), (3410, 64376), (4030, 54472), (4433, 49520), (4952, 44330), (5456, 40235), (5720, 38378), (6190, 35464), (6448, 34045), (6809, 32240), (6820, 32188), (8047, 27280), (8060, 27236), (8866, 24760), (9904, 22165), (11440, 19189), (12380, 17732), (13618, 16120), (13640, 16094)]