1621817640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6857}}^1$

素因数の和:6953

約数の個数: 160

約数和(自身を含む): 5526587880

約数和(自身を除く): 3904770240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 81, 90, 108, 120, 135, 146, 162, 180, 216, 219, 270, 292, 324, 360, 365, 405, 438, 540, 584, 648, 657, 730, 810, 876, 1080, 1095, 1314, 1460, 1620, 1752, 1971, 2190, 2628, 2920, 3240, 3285, 3942, 4380, 5256, 5913, 6570, 6857, 7884, 8760, 9855, 11826, 13140, 13714, 15768, 19710, 20571, 23652, 26280, 27428, 29565, 34285, 39420, 41142, 47304, 54856, 59130, 61713, 68570, 78840, 82284, 102855, 118260, 123426, 137140, 164568, 185139, 205710, 236520, 246852, 274280, 308565, 370278, 411420, 493704, 500561, 555417, 617130, 740556, 822840, 925695, 1001122, 1110834, 1234260, 1481112, 1501683, 1851390, 2002244, 2221668, 2468520, 2502805, 2777085, 3003366, 3702780, 4004488, 4443336, 4505049, 5005610, 5554170, 6006732, 7405560, 7508415, 9010098, 10011220, 11108340, 12013464, 13515147, 15016830, 18020196, 20022440, 22216680, 22525245, 27030294, 30033660, 36040392, 40545441, 45050490, 54060588, 60067320, 67575735, 81090882, 90100980, 108121176, 135151470, 162181764, 180201960, 202727205, 270302940, 324363528, 405454410, 540605880, 810908820, 1621817640]

約数ペア:

[(1, 1621817640), (2, 810908820), (3, 540605880), (4, 405454410), (5, 324363528), (6, 270302940), (8, 202727205), (9, 180201960), (10, 162181764), (12, 135151470), (15, 108121176), (18, 90100980), (20, 81090882), (24, 67575735), (27, 60067320), (30, 54060588), (36, 45050490), (40, 40545441), (45, 36040392), (54, 30033660), (60, 27030294), (72, 22525245), (73, 22216680), (81, 20022440), (90, 18020196), (108, 15016830), (120, 13515147), (135, 12013464), (146, 11108340), (162, 10011220), (180, 9010098), (216, 7508415), (219, 7405560), (270, 6006732), (292, 5554170), (324, 5005610), (360, 4505049), (365, 4443336), (405, 4004488), (438, 3702780), (540, 3003366), (584, 2777085), (648, 2502805), (657, 2468520), (730, 2221668), (810, 2002244), (876, 1851390), (1080, 1501683), (1095, 1481112), (1314, 1234260), (1460, 1110834), (1620, 1001122), (1752, 925695), (1971, 822840), (2190, 740556), (2628, 617130), (2920, 555417), (3240, 500561), (3285, 493704), (3942, 411420), (4380, 370278), (5256, 308565), (5913, 274280), (6570, 246852), (6857, 236520), (7884, 205710), (8760, 185139), (9855, 164568), (11826, 137140), (13140, 123426), (13714, 118260), (15768, 102855), (19710, 82284), (20571, 78840), (23652, 68570), (26280, 61713), (27428, 59130), (29565, 54856), (34285, 47304), (39420, 41142)]