172284980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 446777856

約数和(自身を除く): 274492876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 53, 62, 70, 98, 106, 107, 124, 140, 155, 196, 212, 214, 217, 245, 265, 310, 371, 428, 434, 490, 530, 535, 620, 742, 749, 868, 980, 1060, 1070, 1085, 1484, 1498, 1519, 1643, 1855, 2140, 2170, 2597, 2996, 3038, 3286, 3317, 3710, 3745, 4340, 5194, 5243, 5671, 6076, 6572, 6634, 7420, 7490, 7595, 8215, 10388, 10486, 11342, 11501, 12985, 13268, 14980, 15190, 16430, 16585, 20972, 22684, 23002, 23219, 25970, 26215, 28355, 30380, 32860, 33170, 39697, 46004, 46438, 51940, 52430, 56710, 57505, 66340, 79394, 80507, 92876, 104860, 113420, 115010, 116095, 158788, 161014, 162533, 175801, 198485, 230020, 232190, 277879, 322028, 325066, 351602, 396970, 402535, 464380, 555758, 650132, 703204, 793940, 805070, 812665, 879005, 1111516, 1230607, 1389395, 1610140, 1625330, 1758010, 2461214, 2778790, 3250660, 3516020, 4922428, 5557580, 6153035, 8614249, 12306070, 17228498, 24612140, 34456996, 43071245, 86142490, 172284980]

約数ペア:

[(1, 172284980), (2, 86142490), (4, 43071245), (5, 34456996), (7, 24612140), (10, 17228498), (14, 12306070), (20, 8614249), (28, 6153035), (31, 5557580), (35, 4922428), (49, 3516020), (53, 3250660), (62, 2778790), (70, 2461214), (98, 1758010), (106, 1625330), (107, 1610140), (124, 1389395), (140, 1230607), (155, 1111516), (196, 879005), (212, 812665), (214, 805070), (217, 793940), (245, 703204), (265, 650132), (310, 555758), (371, 464380), (428, 402535), (434, 396970), (490, 351602), (530, 325066), (535, 322028), (620, 277879), (742, 232190), (749, 230020), (868, 198485), (980, 175801), (1060, 162533), (1070, 161014), (1085, 158788), (1484, 116095), (1498, 115010), (1519, 113420), (1643, 104860), (1855, 92876), (2140, 80507), (2170, 79394), (2597, 66340), (2996, 57505), (3038, 56710), (3286, 52430), (3317, 51940), (3710, 46438), (3745, 46004), (4340, 39697), (5194, 33170), (5243, 32860), (5671, 30380), (6076, 28355), (6572, 26215), (6634, 25970), (7420, 23219), (7490, 23002), (7595, 22684), (8215, 20972), (10388, 16585), (10486, 16430), (11342, 15190), (11501, 14980), (12985, 13268)]