19151280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:483

約数の個数: 120

約数和(自身を含む): 65440752

約数和(自身を除く): 46289472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 201, 240, 268, 335, 360, 397, 402, 536, 603, 670, 720, 794, 804, 1005, 1072, 1191, 1206, 1340, 1588, 1608, 1985, 2010, 2382, 2412, 2680, 3015, 3176, 3216, 3573, 3970, 4020, 4764, 4824, 5360, 5955, 6030, 6352, 7146, 7940, 8040, 9528, 9648, 11910, 12060, 14292, 15880, 16080, 17865, 19056, 23820, 24120, 26599, 28584, 31760, 35730, 47640, 48240, 53198, 57168, 71460, 79797, 95280, 106396, 132995, 142920, 159594, 212792, 239391, 265990, 285840, 319188, 398985, 425584, 478782, 531980, 638376, 797970, 957564, 1063960, 1196955, 1276752, 1595940, 1915128, 2127920, 2393910, 3191880, 3830256, 4787820, 6383760, 9575640, 19151280]

約数ペア:

[(1, 19151280), (2, 9575640), (3, 6383760), (4, 4787820), (5, 3830256), (6, 3191880), (8, 2393910), (9, 2127920), (10, 1915128), (12, 1595940), (15, 1276752), (16, 1196955), (18, 1063960), (20, 957564), (24, 797970), (30, 638376), (36, 531980), (40, 478782), (45, 425584), (48, 398985), (60, 319188), (67, 285840), (72, 265990), (80, 239391), (90, 212792), (120, 159594), (134, 142920), (144, 132995), (180, 106396), (201, 95280), (240, 79797), (268, 71460), (335, 57168), (360, 53198), (397, 48240), (402, 47640), (536, 35730), (603, 31760), (670, 28584), (720, 26599), (794, 24120), (804, 23820), (1005, 19056), (1072, 17865), (1191, 16080), (1206, 15880), (1340, 14292), (1588, 12060), (1608, 11910), (1985, 9648), (2010, 9528), (2382, 8040), (2412, 7940), (2680, 7146), (3015, 6352), (3176, 6030), (3216, 5955), (3573, 5360), (3970, 4824), (4020, 4764)]