789541480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6997}}^1$

素因数の和:7059

約数の個数: 128

約数和(自身を含む): 2257274880

約数和(自身を除く): 1467733400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 806, 868, 910, 1085, 1240, 1612, 1736, 1820, 2015, 2170, 2821, 3224, 3640, 4030, 4340, 5642, 6997, 8060, 8680, 11284, 13994, 14105, 16120, 22568, 27988, 28210, 34985, 48979, 55976, 56420, 69970, 90961, 97958, 112840, 139940, 181922, 195916, 216907, 244895, 279880, 363844, 391832, 433814, 454805, 489790, 636727, 727688, 867628, 909610, 979580, 1084535, 1273454, 1518349, 1735256, 1819220, 1959160, 2169070, 2546908, 2819791, 3036698, 3183635, 3638440, 4338140, 5093816, 5639582, 6073396, 6367270, 7591745, 8676280, 11279164, 12146792, 12734540, 14098955, 15183490, 19738537, 22558328, 25469080, 28197910, 30366980, 39477074, 56395820, 60733960, 78954148, 98692685, 112791640, 157908296, 197385370, 394770740, 789541480]

約数ペア:

[(1, 789541480), (2, 394770740), (4, 197385370), (5, 157908296), (7, 112791640), (8, 98692685), (10, 78954148), (13, 60733960), (14, 56395820), (20, 39477074), (26, 30366980), (28, 28197910), (31, 25469080), (35, 22558328), (40, 19738537), (52, 15183490), (56, 14098955), (62, 12734540), (65, 12146792), (70, 11279164), (91, 8676280), (104, 7591745), (124, 6367270), (130, 6073396), (140, 5639582), (155, 5093816), (182, 4338140), (217, 3638440), (248, 3183635), (260, 3036698), (280, 2819791), (310, 2546908), (364, 2169070), (403, 1959160), (434, 1819220), (455, 1735256), (520, 1518349), (620, 1273454), (728, 1084535), (806, 979580), (868, 909610), (910, 867628), (1085, 727688), (1240, 636727), (1612, 489790), (1736, 454805), (1820, 433814), (2015, 391832), (2170, 363844), (2821, 279880), (3224, 244895), (3640, 216907), (4030, 195916), (4340, 181922), (5642, 139940), (6997, 112840), (8060, 97958), (8680, 90961), (11284, 69970), (13994, 56420), (14105, 55976), (16120, 48979), (22568, 34985), (27988, 28210)]