19375440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:649

約数の個数: 160

約数和(自身を含む): 72376320

約数和(自身を除く): 53000880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 607, 665, 760, 798, 840, 912, 1064, 1140, 1214, 1330, 1520, 1596, 1680, 1821, 1995, 2128, 2280, 2428, 2660, 3035, 3192, 3642, 3990, 4249, 4560, 4856, 5320, 6070, 6384, 7284, 7980, 8498, 9105, 9712, 10640, 11533, 12140, 12747, 14568, 15960, 16996, 18210, 21245, 23066, 24280, 25494, 29136, 31920, 33992, 34599, 36420, 42490, 46132, 48560, 50988, 57665, 63735, 67984, 69198, 72840, 80731, 84980, 92264, 101976, 115330, 127470, 138396, 145680, 161462, 169960, 172995, 184528, 203952, 230660, 242193, 254940, 276792, 322924, 339920, 345990, 403655, 461320, 484386, 509880, 553584, 645848, 691980, 807310, 922640, 968772, 1019760, 1210965, 1291696, 1383960, 1614620, 1937544, 2421930, 2767920, 3229240, 3875088, 4843860, 6458480, 9687720, 19375440]

約数ペア:

[(1, 19375440), (2, 9687720), (3, 6458480), (4, 4843860), (5, 3875088), (6, 3229240), (7, 2767920), (8, 2421930), (10, 1937544), (12, 1614620), (14, 1383960), (15, 1291696), (16, 1210965), (19, 1019760), (20, 968772), (21, 922640), (24, 807310), (28, 691980), (30, 645848), (35, 553584), (38, 509880), (40, 484386), (42, 461320), (48, 403655), (56, 345990), (57, 339920), (60, 322924), (70, 276792), (76, 254940), (80, 242193), (84, 230660), (95, 203952), (105, 184528), (112, 172995), (114, 169960), (120, 161462), (133, 145680), (140, 138396), (152, 127470), (168, 115330), (190, 101976), (210, 92264), (228, 84980), (240, 80731), (266, 72840), (280, 69198), (285, 67984), (304, 63735), (336, 57665), (380, 50988), (399, 48560), (420, 46132), (456, 42490), (532, 36420), (560, 34599), (570, 33992), (607, 31920), (665, 29136), (760, 25494), (798, 24280), (840, 23066), (912, 21245), (1064, 18210), (1140, 16996), (1214, 15960), (1330, 14568), (1520, 12747), (1596, 12140), (1680, 11533), (1821, 10640), (1995, 9712), (2128, 9105), (2280, 8498), (2428, 7980), (2660, 7284), (3035, 6384), (3192, 6070), (3642, 5320), (3990, 4856), (4249, 4560)]