19198200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{653}}^1$

素因数の和:686

約数の個数: 144

約数和(自身を含む): 69337080

約数和(自身を除く): 50138880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 653, 700, 735, 840, 980, 1050, 1176, 1225, 1306, 1400, 1470, 1959, 1960, 2100, 2450, 2612, 2940, 3265, 3675, 3918, 4200, 4571, 4900, 5224, 5880, 6530, 7350, 7836, 9142, 9795, 9800, 13060, 13713, 14700, 15672, 16325, 18284, 19590, 22855, 26120, 27426, 29400, 31997, 32650, 36568, 39180, 45710, 48975, 54852, 63994, 65300, 68565, 78360, 91420, 95991, 97950, 109704, 114275, 127988, 130600, 137130, 159985, 182840, 191982, 195900, 228550, 255976, 274260, 319970, 342825, 383964, 391800, 457100, 479955, 548520, 639940, 685650, 767928, 799925, 914200, 959910, 1279880, 1371300, 1599850, 1919820, 2399775, 2742600, 3199700, 3839640, 4799550, 6399400, 9599100, 19198200]

約数ペア:

[(1, 19198200), (2, 9599100), (3, 6399400), (4, 4799550), (5, 3839640), (6, 3199700), (7, 2742600), (8, 2399775), (10, 1919820), (12, 1599850), (14, 1371300), (15, 1279880), (20, 959910), (21, 914200), (24, 799925), (25, 767928), (28, 685650), (30, 639940), (35, 548520), (40, 479955), (42, 457100), (49, 391800), (50, 383964), (56, 342825), (60, 319970), (70, 274260), (75, 255976), (84, 228550), (98, 195900), (100, 191982), (105, 182840), (120, 159985), (140, 137130), (147, 130600), (150, 127988), (168, 114275), (175, 109704), (196, 97950), (200, 95991), (210, 91420), (245, 78360), (280, 68565), (294, 65300), (300, 63994), (350, 54852), (392, 48975), (420, 45710), (490, 39180), (525, 36568), (588, 32650), (600, 31997), (653, 29400), (700, 27426), (735, 26120), (840, 22855), (980, 19590), (1050, 18284), (1176, 16325), (1225, 15672), (1306, 14700), (1400, 13713), (1470, 13060), (1959, 9800), (1960, 9795), (2100, 9142), (2450, 7836), (2612, 7350), (2940, 6530), (3265, 5880), (3675, 5224), (3918, 4900), (4200, 4571)]