154357938

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 418991040

約数和(自身を除く): 264633102

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 61, 63, 98, 114, 122, 126, 133, 147, 151, 171, 183, 266, 294, 302, 342, 366, 399, 427, 441, 453, 549, 798, 854, 882, 906, 931, 1057, 1098, 1159, 1197, 1281, 1359, 1862, 2114, 2318, 2394, 2562, 2718, 2793, 2869, 2989, 3171, 3477, 3843, 5586, 5738, 5978, 6342, 6954, 7399, 7686, 8113, 8379, 8607, 8967, 9211, 9513, 10431, 14798, 16226, 16758, 17214, 17934, 18422, 19026, 20083, 20862, 22197, 24339, 25821, 26901, 27633, 40166, 44394, 48678, 51642, 53802, 55266, 56791, 60249, 64477, 66591, 73017, 82899, 113582, 120498, 128954, 133182, 140581, 146034, 165798, 170373, 175009, 180747, 193431, 281162, 340746, 350018, 361494, 386862, 421743, 451339, 511119, 525027, 580293, 843486, 902678, 1022238, 1050054, 1160586, 1225063, 1265229, 1354017, 1575081, 2450126, 2530458, 2708034, 3150162, 3675189, 4062051, 7350378, 8124102, 8575441, 11025567, 17150882, 22051134, 25726323, 51452646, 77178969, 154357938]

約数ペア:

[(1, 154357938), (2, 77178969), (3, 51452646), (6, 25726323), (7, 22051134), (9, 17150882), (14, 11025567), (18, 8575441), (19, 8124102), (21, 7350378), (38, 4062051), (42, 3675189), (49, 3150162), (57, 2708034), (61, 2530458), (63, 2450126), (98, 1575081), (114, 1354017), (122, 1265229), (126, 1225063), (133, 1160586), (147, 1050054), (151, 1022238), (171, 902678), (183, 843486), (266, 580293), (294, 525027), (302, 511119), (342, 451339), (366, 421743), (399, 386862), (427, 361494), (441, 350018), (453, 340746), (549, 281162), (798, 193431), (854, 180747), (882, 175009), (906, 170373), (931, 165798), (1057, 146034), (1098, 140581), (1159, 133182), (1197, 128954), (1281, 120498), (1359, 113582), (1862, 82899), (2114, 73017), (2318, 66591), (2394, 64477), (2562, 60249), (2718, 56791), (2793, 55266), (2869, 53802), (2989, 51642), (3171, 48678), (3477, 44394), (3843, 40166), (5586, 27633), (5738, 26901), (5978, 25821), (6342, 24339), (6954, 22197), (7399, 20862), (7686, 20083), (8113, 19026), (8379, 18422), (8607, 17934), (8967, 17214), (9211, 16758), (9513, 16226), (10431, 14798)]