19200160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 55157760

約数和(自身を除く): 35957600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 79, 80, 98, 112, 124, 140, 155, 158, 160, 196, 217, 224, 245, 248, 280, 310, 316, 392, 395, 434, 490, 496, 553, 560, 620, 632, 784, 790, 868, 980, 992, 1085, 1106, 1120, 1240, 1264, 1519, 1568, 1580, 1736, 1960, 2170, 2212, 2449, 2480, 2528, 2765, 3038, 3160, 3472, 3871, 3920, 4340, 4424, 4898, 4960, 5530, 6076, 6320, 6944, 7595, 7742, 7840, 8680, 8848, 9796, 11060, 12152, 12245, 12640, 15190, 15484, 17143, 17360, 17696, 19355, 19592, 22120, 24304, 24490, 30380, 30968, 34286, 34720, 38710, 39184, 44240, 48608, 48980, 60760, 61936, 68572, 77420, 78368, 85715, 88480, 97960, 120001, 121520, 123872, 137144, 154840, 171430, 195920, 240002, 243040, 274288, 309680, 342860, 391840, 480004, 548576, 600005, 619360, 685720, 960008, 1200010, 1371440, 1920016, 2400020, 2742880, 3840032, 4800040, 9600080, 19200160]

約数ペア:

[(1, 19200160), (2, 9600080), (4, 4800040), (5, 3840032), (7, 2742880), (8, 2400020), (10, 1920016), (14, 1371440), (16, 1200010), (20, 960008), (28, 685720), (31, 619360), (32, 600005), (35, 548576), (40, 480004), (49, 391840), (56, 342860), (62, 309680), (70, 274288), (79, 243040), (80, 240002), (98, 195920), (112, 171430), (124, 154840), (140, 137144), (155, 123872), (158, 121520), (160, 120001), (196, 97960), (217, 88480), (224, 85715), (245, 78368), (248, 77420), (280, 68572), (310, 61936), (316, 60760), (392, 48980), (395, 48608), (434, 44240), (490, 39184), (496, 38710), (553, 34720), (560, 34286), (620, 30968), (632, 30380), (784, 24490), (790, 24304), (868, 22120), (980, 19592), (992, 19355), (1085, 17696), (1106, 17360), (1120, 17143), (1240, 15484), (1264, 15190), (1519, 12640), (1568, 12245), (1580, 12152), (1736, 11060), (1960, 9796), (2170, 8848), (2212, 8680), (2449, 7840), (2480, 7742), (2528, 7595), (2765, 6944), (3038, 6320), (3160, 6076), (3472, 5530), (3871, 4960), (3920, 4898), (4340, 4424)]