1894640480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:713

約数の個数: 192

約数和(自身を含む): 5079049920

約数和(自身を除く): 3184409440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 61, 68, 76, 80, 85, 95, 122, 136, 152, 160, 170, 190, 244, 272, 304, 305, 323, 340, 380, 488, 544, 601, 608, 610, 646, 680, 760, 976, 1037, 1159, 1202, 1220, 1292, 1360, 1520, 1615, 1952, 2074, 2318, 2404, 2440, 2584, 2720, 3005, 3040, 3230, 4148, 4636, 4808, 4880, 5168, 5185, 5795, 6010, 6460, 8296, 9272, 9616, 9760, 10217, 10336, 10370, 11419, 11590, 12020, 12920, 16592, 18544, 19232, 19703, 20434, 20740, 22838, 23180, 24040, 25840, 33184, 36661, 37088, 39406, 40868, 41480, 45676, 46360, 48080, 51085, 51680, 57095, 73322, 78812, 81736, 82960, 91352, 92720, 96160, 98515, 102170, 114190, 146644, 157624, 163472, 165920, 182704, 183305, 185440, 194123, 197030, 204340, 228380, 293288, 315248, 326944, 365408, 366610, 388246, 394060, 408680, 456760, 586576, 623237, 630496, 696559, 733220, 776492, 788120, 817360, 913520, 970615, 1173152, 1246474, 1393118, 1466440, 1552984, 1576240, 1634720, 1827040, 1941230, 2492948, 2786236, 2932880, 3105968, 3116185, 3152480, 3482795, 3882460, 4985896, 5572472, 5865760, 6211936, 6232370, 6965590, 7764920, 9971792, 11144944, 11841503, 12464740, 13931180, 15529840, 19943584, 22289888, 23683006, 24929480, 27862360, 31059680, 47366012, 49858960, 55724720, 59207515, 94732024, 99717920, 111449440, 118415030, 189464048, 236830060, 378928096, 473660120, 947320240, 1894640480]

約数ペア:

[(1, 1894640480), (2, 947320240), (4, 473660120), (5, 378928096), (8, 236830060), (10, 189464048), (16, 118415030), (17, 111449440), (19, 99717920), (20, 94732024), (32, 59207515), (34, 55724720), (38, 49858960), (40, 47366012), (61, 31059680), (68, 27862360), (76, 24929480), (80, 23683006), (85, 22289888), (95, 19943584), (122, 15529840), (136, 13931180), (152, 12464740), (160, 11841503), (170, 11144944), (190, 9971792), (244, 7764920), (272, 6965590), (304, 6232370), (305, 6211936), (323, 5865760), (340, 5572472), (380, 4985896), (488, 3882460), (544, 3482795), (601, 3152480), (608, 3116185), (610, 3105968), (646, 2932880), (680, 2786236), (760, 2492948), (976, 1941230), (1037, 1827040), (1159, 1634720), (1202, 1576240), (1220, 1552984), (1292, 1466440), (1360, 1393118), (1520, 1246474), (1615, 1173152), (1952, 970615), (2074, 913520), (2318, 817360), (2404, 788120), (2440, 776492), (2584, 733220), (2720, 696559), (3005, 630496), (3040, 623237), (3230, 586576), (4148, 456760), (4636, 408680), (4808, 394060), (4880, 388246), (5168, 366610), (5185, 365408), (5795, 326944), (6010, 315248), (6460, 293288), (8296, 228380), (9272, 204340), (9616, 197030), (9760, 194123), (10217, 185440), (10336, 183305), (10370, 182704), (11419, 165920), (11590, 163472), (12020, 157624), (12920, 146644), (16592, 114190), (18544, 102170), (19232, 98515), (19703, 96160), (20434, 92720), (20740, 91352), (22838, 82960), (23180, 81736), (24040, 78812), (25840, 73322), (33184, 57095), (36661, 51680), (37088, 51085), (39406, 48080), (40868, 46360), (41480, 45676)]