193778520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4007}}^1$

素因数の和:4065

約数の個数: 128

約数和(自身を含む): 646410240

約数和(自身を除く): 452631720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4007, 4030, 4836, 6045, 8014, 8060, 9672, 12021, 12090, 16028, 16120, 20035, 24042, 24180, 32056, 40070, 48084, 48360, 52091, 60105, 80140, 96168, 104182, 120210, 124217, 156273, 160280, 208364, 240420, 248434, 260455, 312546, 372651, 416728, 480840, 496868, 520910, 621085, 625092, 745302, 781365, 993736, 1041820, 1242170, 1250184, 1490604, 1562730, 1614821, 1863255, 2083640, 2484340, 2981208, 3125460, 3229642, 3726510, 4844463, 4968680, 6250920, 6459284, 7453020, 8074105, 9688926, 12918568, 14906040, 16148210, 19377852, 24222315, 32296420, 38755704, 48444630, 64592840, 96889260, 193778520]

約数ペア:

[(1, 193778520), (2, 96889260), (3, 64592840), (4, 48444630), (5, 38755704), (6, 32296420), (8, 24222315), (10, 19377852), (12, 16148210), (13, 14906040), (15, 12918568), (20, 9688926), (24, 8074105), (26, 7453020), (30, 6459284), (31, 6250920), (39, 4968680), (40, 4844463), (52, 3726510), (60, 3229642), (62, 3125460), (65, 2981208), (78, 2484340), (93, 2083640), (104, 1863255), (120, 1614821), (124, 1562730), (130, 1490604), (155, 1250184), (156, 1242170), (186, 1041820), (195, 993736), (248, 781365), (260, 745302), (310, 625092), (312, 621085), (372, 520910), (390, 496868), (403, 480840), (465, 416728), (520, 372651), (620, 312546), (744, 260455), (780, 248434), (806, 240420), (930, 208364), (1209, 160280), (1240, 156273), (1560, 124217), (1612, 120210), (1860, 104182), (2015, 96168), (2418, 80140), (3224, 60105), (3720, 52091), (4007, 48360), (4030, 48084), (4836, 40070), (6045, 32056), (8014, 24180), (8060, 24042), (9672, 20035), (12021, 16120), (12090, 16028)]