280627740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{557}}^1$

素因数の和:889

約数の個数: 120

約数和(自身を含む): 884755872

約数和(自身を除く): 604128132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 311, 324, 405, 540, 557, 622, 810, 933, 1114, 1244, 1555, 1620, 1671, 1866, 2228, 2785, 2799, 3110, 3342, 3732, 4665, 5013, 5570, 5598, 6220, 6684, 8355, 8397, 9330, 10026, 11140, 11196, 13995, 15039, 16710, 16794, 18660, 20052, 25065, 25191, 27990, 30078, 33420, 33588, 41985, 45117, 50130, 50382, 55980, 60156, 75195, 83970, 90234, 100260, 100764, 125955, 150390, 167940, 173227, 180468, 225585, 251910, 300780, 346454, 451170, 503820, 519681, 692908, 866135, 902340, 1039362, 1559043, 1732270, 2078724, 2598405, 3118086, 3464540, 4677129, 5196810, 6236172, 7795215, 9354258, 10393620, 14031387, 15590430, 18708516, 23385645, 28062774, 31180860, 46771290, 56125548, 70156935, 93542580, 140313870, 280627740]

約数ペア:

[(1, 280627740), (2, 140313870), (3, 93542580), (4, 70156935), (5, 56125548), (6, 46771290), (9, 31180860), (10, 28062774), (12, 23385645), (15, 18708516), (18, 15590430), (20, 14031387), (27, 10393620), (30, 9354258), (36, 7795215), (45, 6236172), (54, 5196810), (60, 4677129), (81, 3464540), (90, 3118086), (108, 2598405), (135, 2078724), (162, 1732270), (180, 1559043), (270, 1039362), (311, 902340), (324, 866135), (405, 692908), (540, 519681), (557, 503820), (622, 451170), (810, 346454), (933, 300780), (1114, 251910), (1244, 225585), (1555, 180468), (1620, 173227), (1671, 167940), (1866, 150390), (2228, 125955), (2785, 100764), (2799, 100260), (3110, 90234), (3342, 83970), (3732, 75195), (4665, 60156), (5013, 55980), (5570, 50382), (5598, 50130), (6220, 45117), (6684, 41985), (8355, 33588), (8397, 33420), (9330, 30078), (10026, 27990), (11140, 25191), (11196, 25065), (13995, 20052), (15039, 18660), (16710, 16794)]