1723969520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7639}}^1$

素因数の和:7703

約数の個数: 160

約数和(自身を含む): 5093007360

約数和(自身を除く): 3369037840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 1040, 1085, 1240, 1456, 1612, 1736, 1820, 2015, 2170, 2480, 2821, 3224, 3472, 3640, 4030, 4340, 5642, 6448, 7280, 7639, 8060, 8680, 11284, 14105, 15278, 16120, 17360, 22568, 28210, 30556, 32240, 38195, 45136, 53473, 56420, 61112, 76390, 99307, 106946, 112840, 122224, 152780, 198614, 213892, 225680, 236809, 267365, 305560, 397228, 427784, 473618, 496535, 534730, 611120, 695149, 794456, 855568, 947236, 993070, 1069460, 1184045, 1390298, 1588912, 1657663, 1894472, 1986140, 2138920, 2368090, 2780596, 3078517, 3315326, 3475745, 3788944, 3972280, 4277840, 4736180, 5561192, 6157034, 6630652, 6951490, 7944560, 8288315, 9472360, 11122384, 12314068, 13261304, 13902980, 15392585, 16576630, 18944720, 21549619, 24628136, 26522608, 27805960, 30785170, 33153260, 43099238, 49256272, 55611920, 61570340, 66306520, 86198476, 107748095, 123140680, 132613040, 172396952, 215496190, 246281360, 344793904, 430992380, 861984760, 1723969520]

約数ペア:

[(1, 1723969520), (2, 861984760), (4, 430992380), (5, 344793904), (7, 246281360), (8, 215496190), (10, 172396952), (13, 132613040), (14, 123140680), (16, 107748095), (20, 86198476), (26, 66306520), (28, 61570340), (31, 55611920), (35, 49256272), (40, 43099238), (52, 33153260), (56, 30785170), (62, 27805960), (65, 26522608), (70, 24628136), (80, 21549619), (91, 18944720), (104, 16576630), (112, 15392585), (124, 13902980), (130, 13261304), (140, 12314068), (155, 11122384), (182, 9472360), (208, 8288315), (217, 7944560), (248, 6951490), (260, 6630652), (280, 6157034), (310, 5561192), (364, 4736180), (403, 4277840), (434, 3972280), (455, 3788944), (496, 3475745), (520, 3315326), (560, 3078517), (620, 2780596), (728, 2368090), (806, 2138920), (868, 1986140), (910, 1894472), (1040, 1657663), (1085, 1588912), (1240, 1390298), (1456, 1184045), (1612, 1069460), (1736, 993070), (1820, 947236), (2015, 855568), (2170, 794456), (2480, 695149), (2821, 611120), (3224, 534730), (3472, 496535), (3640, 473618), (4030, 427784), (4340, 397228), (5642, 305560), (6448, 267365), (7280, 236809), (7639, 225680), (8060, 213892), (8680, 198614), (11284, 152780), (14105, 122224), (15278, 112840), (16120, 106946), (17360, 99307), (22568, 76390), (28210, 61112), (30556, 56420), (32240, 53473), (38195, 45136)]