352318720

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:748

約数の個数: 144

約数和(自身を含む): 939520512

約数和(自身を除く): 587201792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 683, 806, 832, 992, 1040, 1240, 1280, 1366, 1612, 1664, 1984, 2015, 2080, 2480, 2732, 3224, 3328, 3415, 3968, 4030, 4160, 4960, 5464, 6448, 6830, 7936, 8060, 8320, 8879, 9920, 10928, 12896, 13660, 16120, 16640, 17758, 19840, 21173, 21856, 25792, 27320, 32240, 35516, 39680, 42346, 43712, 44395, 51584, 54640, 64480, 71032, 84692, 87424, 88790, 103168, 105865, 109280, 128960, 142064, 169384, 174848, 177580, 211730, 218560, 257920, 275249, 284128, 338768, 355160, 423460, 437120, 515840, 550498, 568256, 677536, 710320, 846920, 874240, 1100996, 1136512, 1355072, 1376245, 1420640, 1693840, 2201992, 2273024, 2710144, 2752490, 2841280, 3387680, 4403984, 5420288, 5504980, 5682560, 6775360, 8807968, 11009960, 11365120, 13550720, 17615936, 22019920, 27101440, 35231872, 44039840, 70463744, 88079680, 176159360, 352318720]

約数ペア:

[(1, 352318720), (2, 176159360), (4, 88079680), (5, 70463744), (8, 44039840), (10, 35231872), (13, 27101440), (16, 22019920), (20, 17615936), (26, 13550720), (31, 11365120), (32, 11009960), (40, 8807968), (52, 6775360), (62, 5682560), (64, 5504980), (65, 5420288), (80, 4403984), (104, 3387680), (124, 2841280), (128, 2752490), (130, 2710144), (155, 2273024), (160, 2201992), (208, 1693840), (248, 1420640), (256, 1376245), (260, 1355072), (310, 1136512), (320, 1100996), (403, 874240), (416, 846920), (496, 710320), (520, 677536), (620, 568256), (640, 550498), (683, 515840), (806, 437120), (832, 423460), (992, 355160), (1040, 338768), (1240, 284128), (1280, 275249), (1366, 257920), (1612, 218560), (1664, 211730), (1984, 177580), (2015, 174848), (2080, 169384), (2480, 142064), (2732, 128960), (3224, 109280), (3328, 105865), (3415, 103168), (3968, 88790), (4030, 87424), (4160, 84692), (4960, 71032), (5464, 64480), (6448, 54640), (6830, 51584), (7936, 44395), (8060, 43712), (8320, 42346), (8879, 39680), (9920, 35516), (10928, 32240), (12896, 27320), (13660, 25792), (16120, 21856), (16640, 21173), (17758, 19840)]