721205940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5743}}^1$

素因数の和:5798

約数の個数: 192

約数和(自身を含む): 2593898496

約数和(自身を除く): 1872692556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 26, 28, 30, 35, 39, 42, 46, 52, 60, 65, 69, 70, 78, 84, 91, 92, 105, 115, 130, 138, 140, 156, 161, 182, 195, 210, 230, 260, 273, 276, 299, 322, 345, 364, 390, 420, 455, 460, 483, 546, 598, 644, 690, 780, 805, 897, 910, 966, 1092, 1196, 1365, 1380, 1495, 1610, 1794, 1820, 1932, 2093, 2415, 2730, 2990, 3220, 3588, 4186, 4485, 4830, 5460, 5743, 5980, 6279, 8372, 8970, 9660, 10465, 11486, 12558, 17229, 17940, 20930, 22972, 25116, 28715, 31395, 34458, 40201, 41860, 57430, 62790, 68916, 74659, 80402, 86145, 114860, 120603, 125580, 132089, 149318, 160804, 172290, 201005, 223977, 241206, 264178, 298636, 344580, 373295, 396267, 402010, 447954, 482412, 522613, 528356, 603015, 660445, 746590, 792534, 804020, 895908, 924623, 1045226, 1119885, 1206030, 1320890, 1493180, 1567839, 1585068, 1717157, 1849246, 1981335, 2090452, 2239770, 2412060, 2613065, 2641780, 2773869, 3135678, 3434314, 3698492, 3962670, 4479540, 4623115, 5151471, 5226130, 5547738, 6271356, 6868628, 7839195, 7925340, 8585785, 9246230, 10302942, 10452260, 11095476, 12020099, 13869345, 15678390, 17171570, 18492460, 20605884, 24040198, 25757355, 27738690, 31356780, 34343140, 36060297, 48080396, 51514710, 55477380, 60100495, 72120594, 103029420, 120200990, 144241188, 180301485, 240401980, 360602970, 721205940]

約数ペア:

[(1, 721205940), (2, 360602970), (3, 240401980), (4, 180301485), (5, 144241188), (6, 120200990), (7, 103029420), (10, 72120594), (12, 60100495), (13, 55477380), (14, 51514710), (15, 48080396), (20, 36060297), (21, 34343140), (23, 31356780), (26, 27738690), (28, 25757355), (30, 24040198), (35, 20605884), (39, 18492460), (42, 17171570), (46, 15678390), (52, 13869345), (60, 12020099), (65, 11095476), (69, 10452260), (70, 10302942), (78, 9246230), (84, 8585785), (91, 7925340), (92, 7839195), (105, 6868628), (115, 6271356), (130, 5547738), (138, 5226130), (140, 5151471), (156, 4623115), (161, 4479540), (182, 3962670), (195, 3698492), (210, 3434314), (230, 3135678), (260, 2773869), (273, 2641780), (276, 2613065), (299, 2412060), (322, 2239770), (345, 2090452), (364, 1981335), (390, 1849246), (420, 1717157), (455, 1585068), (460, 1567839), (483, 1493180), (546, 1320890), (598, 1206030), (644, 1119885), (690, 1045226), (780, 924623), (805, 895908), (897, 804020), (910, 792534), (966, 746590), (1092, 660445), (1196, 603015), (1365, 528356), (1380, 522613), (1495, 482412), (1610, 447954), (1794, 402010), (1820, 396267), (1932, 373295), (2093, 344580), (2415, 298636), (2730, 264178), (2990, 241206), (3220, 223977), (3588, 201005), (4186, 172290), (4485, 160804), (4830, 149318), (5460, 132089), (5743, 125580), (5980, 120603), (6279, 114860), (8372, 86145), (8970, 80402), (9660, 74659), (10465, 68916), (11486, 62790), (12558, 57430), (17229, 41860), (17940, 40201), (20930, 34458), (22972, 31395), (25116, 28715)]