1623425360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 4148305920

約数和(自身を除く): 2524880560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 131, 152, 155, 190, 248, 262, 263, 304, 310, 380, 496, 524, 526, 589, 620, 655, 760, 1048, 1052, 1178, 1240, 1310, 1315, 1520, 2096, 2104, 2356, 2480, 2489, 2620, 2630, 2945, 4061, 4208, 4712, 4978, 4997, 5240, 5260, 5890, 8122, 8153, 9424, 9956, 9994, 10480, 10520, 11780, 12445, 16244, 16306, 19912, 19988, 20305, 21040, 23560, 24890, 24985, 32488, 32612, 34453, 39824, 39976, 40610, 40765, 47120, 49780, 49970, 64976, 65224, 68906, 77159, 79952, 81220, 81530, 99560, 99940, 130448, 137812, 154318, 154907, 162440, 163060, 172265, 199120, 199880, 275624, 308636, 309814, 324880, 326120, 344530, 385795, 399760, 551248, 617272, 619628, 652240, 654607, 689060, 771590, 774535, 1068043, 1234544, 1239256, 1309214, 1378120, 1543180, 1549070, 2136086, 2478512, 2618428, 2756240, 3086360, 3098140, 3273035, 4272172, 5236856, 5340215, 6172720, 6196280, 6546070, 8544344, 10473712, 10680430, 12392560, 13092140, 17088688, 20292817, 21360860, 26184280, 40585634, 42721720, 52368560, 81171268, 85443440, 101464085, 162342536, 202928170, 324685072, 405856340, 811712680, 1623425360]

約数ペア:

[(1, 1623425360), (2, 811712680), (4, 405856340), (5, 324685072), (8, 202928170), (10, 162342536), (16, 101464085), (19, 85443440), (20, 81171268), (31, 52368560), (38, 42721720), (40, 40585634), (62, 26184280), (76, 21360860), (80, 20292817), (95, 17088688), (124, 13092140), (131, 12392560), (152, 10680430), (155, 10473712), (190, 8544344), (248, 6546070), (262, 6196280), (263, 6172720), (304, 5340215), (310, 5236856), (380, 4272172), (496, 3273035), (524, 3098140), (526, 3086360), (589, 2756240), (620, 2618428), (655, 2478512), (760, 2136086), (1048, 1549070), (1052, 1543180), (1178, 1378120), (1240, 1309214), (1310, 1239256), (1315, 1234544), (1520, 1068043), (2096, 774535), (2104, 771590), (2356, 689060), (2480, 654607), (2489, 652240), (2620, 619628), (2630, 617272), (2945, 551248), (4061, 399760), (4208, 385795), (4712, 344530), (4978, 326120), (4997, 324880), (5240, 309814), (5260, 308636), (5890, 275624), (8122, 199880), (8153, 199120), (9424, 172265), (9956, 163060), (9994, 162440), (10480, 154907), (10520, 154318), (11780, 137812), (12445, 130448), (16244, 99940), (16306, 99560), (19912, 81530), (19988, 81220), (20305, 79952), (21040, 77159), (23560, 68906), (24890, 65224), (24985, 64976), (32488, 49970), (32612, 49780), (34453, 47120), (39824, 40765), (39976, 40610)]