2840356400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:860

約数の個数: 240

約数和(自身を含む): 8248424448

約数和(自身を除く): 5408068048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 43, 50, 56, 62, 70, 80, 86, 100, 112, 124, 140, 155, 172, 175, 200, 215, 217, 248, 280, 301, 310, 344, 350, 400, 430, 434, 496, 560, 602, 620, 688, 700, 761, 775, 860, 868, 1075, 1085, 1204, 1240, 1333, 1400, 1505, 1522, 1550, 1720, 1736, 2150, 2170, 2408, 2480, 2666, 2800, 3010, 3044, 3100, 3440, 3472, 3805, 4300, 4340, 4816, 5327, 5332, 5425, 6020, 6088, 6200, 6665, 7525, 7610, 8600, 8680, 9331, 10654, 10664, 10850, 12040, 12176, 12400, 13330, 15050, 15220, 17200, 17360, 18662, 19025, 21308, 21328, 21700, 23591, 24080, 26635, 26660, 30100, 30440, 32723, 33325, 37324, 38050, 42616, 43400, 46655, 47182, 53270, 53320, 60200, 60880, 65446, 66650, 74648, 76100, 85232, 86800, 93310, 94364, 106540, 106640, 117955, 120400, 130892, 133175, 133300, 149296, 152200, 163615, 165137, 186620, 188728, 213080, 229061, 233275, 235910, 261784, 266350, 266600, 304400, 327230, 330274, 373240, 377456, 426160, 458122, 466550, 471820, 523568, 532700, 533200, 589775, 654460, 660548, 746480, 818075, 825685, 916244, 933100, 943640, 1014413, 1065400, 1145305, 1179550, 1308920, 1321096, 1636150, 1651370, 1832488, 1866200, 1887280, 2028826, 2130800, 2290610, 2359100, 2617840, 2642192, 3272300, 3302740, 3664976, 3732400, 4057652, 4128425, 4581220, 4718200, 5072065, 5726525, 6544600, 6605480, 7100891, 8115304, 8256850, 9162440, 9436400, 10144130, 11453050, 13089200, 13210960, 14201782, 16230608, 16513700, 18324880, 20288260, 22906100, 25360325, 28403564, 33027400, 35504455, 40576520, 45812200, 50720650, 56807128, 66054800, 71008910, 81153040, 91624400, 101441300, 113614256, 142017820, 177522275, 202882600, 284035640, 355044550, 405765200, 568071280, 710089100, 1420178200, 2840356400]

約数ペア:

[(1, 2840356400), (2, 1420178200), (4, 710089100), (5, 568071280), (7, 405765200), (8, 355044550), (10, 284035640), (14, 202882600), (16, 177522275), (20, 142017820), (25, 113614256), (28, 101441300), (31, 91624400), (35, 81153040), (40, 71008910), (43, 66054800), (50, 56807128), (56, 50720650), (62, 45812200), (70, 40576520), (80, 35504455), (86, 33027400), (100, 28403564), (112, 25360325), (124, 22906100), (140, 20288260), (155, 18324880), (172, 16513700), (175, 16230608), (200, 14201782), (215, 13210960), (217, 13089200), (248, 11453050), (280, 10144130), (301, 9436400), (310, 9162440), (344, 8256850), (350, 8115304), (400, 7100891), (430, 6605480), (434, 6544600), (496, 5726525), (560, 5072065), (602, 4718200), (620, 4581220), (688, 4128425), (700, 4057652), (761, 3732400), (775, 3664976), (860, 3302740), (868, 3272300), (1075, 2642192), (1085, 2617840), (1204, 2359100), (1240, 2290610), (1333, 2130800), (1400, 2028826), (1505, 1887280), (1522, 1866200), (1550, 1832488), (1720, 1651370), (1736, 1636150), (2150, 1321096), (2170, 1308920), (2408, 1179550), (2480, 1145305), (2666, 1065400), (2800, 1014413), (3010, 943640), (3044, 933100), (3100, 916244), (3440, 825685), (3472, 818075), (3805, 746480), (4300, 660548), (4340, 654460), (4816, 589775), (5327, 533200), (5332, 532700), (5425, 523568), (6020, 471820), (6088, 466550), (6200, 458122), (6665, 426160), (7525, 377456), (7610, 373240), (8600, 330274), (8680, 327230), (9331, 304400), (10654, 266600), (10664, 266350), (10850, 261784), (12040, 235910), (12176, 233275), (12400, 229061), (13330, 213080), (15050, 188728), (15220, 186620), (17200, 165137), (17360, 163615), (18662, 152200), (19025, 149296), (21308, 133300), (21328, 133175), (21700, 130892), (23591, 120400), (24080, 117955), (26635, 106640), (26660, 106540), (30100, 94364), (30440, 93310), (32723, 86800), (33325, 85232), (37324, 76100), (38050, 74648), (42616, 66650), (43400, 65446), (46655, 60880), (47182, 60200), (53270, 53320)]