172904340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2557}}^1$

素因数の和:2606

約数の個数: 144

約数和(自身を含む): 587889792

約数和(自身を除く): 414985452

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1380, 1470, 1610, 1932, 2254, 2415, 2557, 2940, 3220, 3381, 4508, 4830, 5114, 5635, 6762, 7671, 9660, 10228, 11270, 12785, 13524, 15342, 16905, 17899, 22540, 25570, 30684, 33810, 35798, 38355, 51140, 53697, 58811, 67620, 71596, 76710, 89495, 107394, 117622, 125293, 153420, 176433, 178990, 214788, 235244, 250586, 268485, 294055, 352866, 357980, 375879, 411677, 501172, 536970, 588110, 626465, 705732, 751758, 823354, 882165, 1073940, 1176220, 1235031, 1252930, 1503516, 1646708, 1764330, 1879395, 2058385, 2470062, 2505860, 2881739, 3528660, 3758790, 4116770, 4940124, 5763478, 6175155, 7517580, 8233540, 8645217, 11526956, 12350310, 14408695, 17290434, 24700620, 28817390, 34580868, 43226085, 57634780, 86452170, 172904340]

約数ペア:

[(1, 172904340), (2, 86452170), (3, 57634780), (4, 43226085), (5, 34580868), (6, 28817390), (7, 24700620), (10, 17290434), (12, 14408695), (14, 12350310), (15, 11526956), (20, 8645217), (21, 8233540), (23, 7517580), (28, 6175155), (30, 5763478), (35, 4940124), (42, 4116770), (46, 3758790), (49, 3528660), (60, 2881739), (69, 2505860), (70, 2470062), (84, 2058385), (92, 1879395), (98, 1764330), (105, 1646708), (115, 1503516), (138, 1252930), (140, 1235031), (147, 1176220), (161, 1073940), (196, 882165), (210, 823354), (230, 751758), (245, 705732), (276, 626465), (294, 588110), (322, 536970), (345, 501172), (420, 411677), (460, 375879), (483, 357980), (490, 352866), (588, 294055), (644, 268485), (690, 250586), (735, 235244), (805, 214788), (966, 178990), (980, 176433), (1127, 153420), (1380, 125293), (1470, 117622), (1610, 107394), (1932, 89495), (2254, 76710), (2415, 71596), (2557, 67620), (2940, 58811), (3220, 53697), (3381, 51140), (4508, 38355), (4830, 35798), (5114, 33810), (5635, 30684), (6762, 25570), (7671, 22540), (9660, 17899), (10228, 16905), (11270, 15342), (12785, 13524)]