280487688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{773}}^1\times {\mathrm{1163}}^1$

素因数の和:1958

約数の個数: 64

約数和(自身を含む): 756786240

約数和(自身を除く): 476298552

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 773, 1163, 1546, 2319, 2326, 3092, 3489, 4638, 4652, 6184, 6978, 9276, 9304, 10049, 13956, 15119, 18552, 20098, 27912, 30147, 30238, 40196, 45357, 60294, 60476, 80392, 90714, 120588, 120952, 181428, 241176, 362856, 898999, 1797998, 2696997, 3595996, 5393994, 7191992, 10787988, 11686987, 21575976, 23373974, 35060961, 46747948, 70121922, 93495896, 140243844, 280487688]

約数ペア:

[(1, 280487688), (2, 140243844), (3, 93495896), (4, 70121922), (6, 46747948), (8, 35060961), (12, 23373974), (13, 21575976), (24, 11686987), (26, 10787988), (39, 7191992), (52, 5393994), (78, 3595996), (104, 2696997), (156, 1797998), (312, 898999), (773, 362856), (1163, 241176), (1546, 181428), (2319, 120952), (2326, 120588), (3092, 90714), (3489, 80392), (4638, 60476), (4652, 60294), (6184, 45357), (6978, 40196), (9276, 30238), (9304, 30147), (10049, 27912), (13956, 20098), (15119, 18552)]