238238720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 176

約数和(自身を含む): 628838400

約数和(自身を除く): 390599680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 79, 80, 95, 124, 128, 152, 155, 158, 160, 190, 248, 256, 304, 310, 316, 320, 380, 395, 496, 512, 589, 608, 620, 632, 640, 760, 790, 992, 1024, 1178, 1216, 1240, 1264, 1280, 1501, 1520, 1580, 1984, 2356, 2432, 2449, 2480, 2528, 2560, 2945, 3002, 3040, 3160, 3968, 4712, 4864, 4898, 4960, 5056, 5120, 5890, 6004, 6080, 6320, 7505, 7936, 9424, 9728, 9796, 9920, 10112, 11780, 12008, 12160, 12245, 12640, 15010, 15872, 18848, 19456, 19592, 19840, 20224, 23560, 24016, 24320, 24490, 25280, 30020, 31744, 37696, 39184, 39680, 40448, 46531, 47120, 48032, 48640, 48980, 50560, 60040, 75392, 78368, 79360, 80896, 93062, 94240, 96064, 97280, 97960, 101120, 120080, 150784, 156736, 158720, 186124, 188480, 192128, 195920, 202240, 232655, 240160, 301568, 313472, 372248, 376960, 384256, 391840, 404480, 465310, 480320, 603136, 626944, 744496, 753920, 768512, 783680, 930620, 960640, 1253888, 1488992, 1507840, 1537024, 1567360, 1861240, 1921280, 2507776, 2977984, 3015680, 3134720, 3722480, 3842560, 5955968, 6269440, 7444960, 7685120, 11911936, 12538880, 14889920, 23823872, 29779840, 47647744, 59559680, 119119360, 238238720]

約数ペア:

[(1, 238238720), (2, 119119360), (4, 59559680), (5, 47647744), (8, 29779840), (10, 23823872), (16, 14889920), (19, 12538880), (20, 11911936), (31, 7685120), (32, 7444960), (38, 6269440), (40, 5955968), (62, 3842560), (64, 3722480), (76, 3134720), (79, 3015680), (80, 2977984), (95, 2507776), (124, 1921280), (128, 1861240), (152, 1567360), (155, 1537024), (158, 1507840), (160, 1488992), (190, 1253888), (248, 960640), (256, 930620), (304, 783680), (310, 768512), (316, 753920), (320, 744496), (380, 626944), (395, 603136), (496, 480320), (512, 465310), (589, 404480), (608, 391840), (620, 384256), (632, 376960), (640, 372248), (760, 313472), (790, 301568), (992, 240160), (1024, 232655), (1178, 202240), (1216, 195920), (1240, 192128), (1264, 188480), (1280, 186124), (1501, 158720), (1520, 156736), (1580, 150784), (1984, 120080), (2356, 101120), (2432, 97960), (2449, 97280), (2480, 96064), (2528, 94240), (2560, 93062), (2945, 80896), (3002, 79360), (3040, 78368), (3160, 75392), (3968, 60040), (4712, 50560), (4864, 48980), (4898, 48640), (4960, 48032), (5056, 47120), (5120, 46531), (5890, 40448), (6004, 39680), (6080, 39184), (6320, 37696), (7505, 31744), (7936, 30020), (9424, 25280), (9728, 24490), (9796, 24320), (9920, 24016), (10112, 23560), (11780, 20224), (12008, 19840), (12160, 19592), (12245, 19456), (12640, 18848), (15010, 15872)]