388947216

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:641

約数の個数: 160

約数和(自身を含む): 1226707200

約数和(自身を除く): 837759984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 149, 168, 204, 238, 272, 298, 336, 357, 408, 447, 457, 476, 596, 714, 816, 894, 914, 952, 1043, 1192, 1371, 1428, 1788, 1828, 1904, 2086, 2384, 2533, 2742, 2856, 3129, 3199, 3576, 3656, 4172, 5066, 5484, 5712, 6258, 6398, 7152, 7312, 7599, 7769, 8344, 9597, 10132, 10968, 12516, 12796, 15198, 15538, 16688, 17731, 19194, 20264, 21936, 23307, 25032, 25592, 30396, 31076, 35462, 38388, 40528, 46614, 50064, 51184, 53193, 54383, 60792, 62152, 68093, 70924, 76776, 93228, 106386, 108766, 121584, 124304, 136186, 141848, 153552, 163149, 186456, 204279, 212772, 217532, 272372, 283696, 326298, 372912, 408558, 425544, 435064, 476651, 544744, 652596, 817116, 851088, 870128, 953302, 1089488, 1157581, 1305192, 1429953, 1634232, 1906604, 2315162, 2610384, 2859906, 3268464, 3472743, 3813208, 4630324, 5719812, 6945486, 7626416, 8103067, 9260648, 11439624, 13890972, 16206134, 18521296, 22879248, 24309201, 27781944, 32412268, 48618402, 55563888, 64824536, 97236804, 129649072, 194473608, 388947216]

約数ペア:

[(1, 388947216), (2, 194473608), (3, 129649072), (4, 97236804), (6, 64824536), (7, 55563888), (8, 48618402), (12, 32412268), (14, 27781944), (16, 24309201), (17, 22879248), (21, 18521296), (24, 16206134), (28, 13890972), (34, 11439624), (42, 9260648), (48, 8103067), (51, 7626416), (56, 6945486), (68, 5719812), (84, 4630324), (102, 3813208), (112, 3472743), (119, 3268464), (136, 2859906), (149, 2610384), (168, 2315162), (204, 1906604), (238, 1634232), (272, 1429953), (298, 1305192), (336, 1157581), (357, 1089488), (408, 953302), (447, 870128), (457, 851088), (476, 817116), (596, 652596), (714, 544744), (816, 476651), (894, 435064), (914, 425544), (952, 408558), (1043, 372912), (1192, 326298), (1371, 283696), (1428, 272372), (1788, 217532), (1828, 212772), (1904, 204279), (2086, 186456), (2384, 163149), (2533, 153552), (2742, 141848), (2856, 136186), (3129, 124304), (3199, 121584), (3576, 108766), (3656, 106386), (4172, 93228), (5066, 76776), (5484, 70924), (5712, 68093), (6258, 62152), (6398, 60792), (7152, 54383), (7312, 53193), (7599, 51184), (7769, 50064), (8344, 46614), (9597, 40528), (10132, 38388), (10968, 35462), (12516, 31076), (12796, 30396), (15198, 25592), (15538, 25032), (16688, 23307), (17731, 21936), (19194, 20264)]