1959501780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:412

約数の個数: 240

約数和(自身を含む): 6352093440

約数和(自身を除く): 4392591660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 79, 81, 90, 108, 122, 135, 158, 162, 180, 183, 237, 244, 251, 270, 305, 316, 324, 366, 395, 405, 474, 502, 540, 549, 610, 711, 732, 753, 790, 810, 915, 948, 1004, 1098, 1185, 1220, 1255, 1422, 1506, 1580, 1620, 1647, 1830, 2133, 2196, 2259, 2370, 2510, 2745, 2844, 3012, 3294, 3555, 3660, 3765, 4266, 4518, 4740, 4819, 4941, 5020, 5490, 6399, 6588, 6777, 7110, 7530, 8235, 8532, 9036, 9638, 9882, 10665, 10980, 11295, 12798, 13554, 14220, 14457, 15060, 15311, 16470, 19276, 19764, 19829, 20331, 21330, 22590, 24095, 24705, 25596, 27108, 28914, 30622, 31995, 32940, 33885, 39658, 40662, 42660, 43371, 45180, 45933, 48190, 49410, 57828, 59487, 61244, 63990, 67770, 72285, 76555, 79316, 81324, 86742, 91866, 96380, 98820, 99145, 101655, 118974, 127980, 130113, 135540, 137799, 144570, 153110, 173484, 178461, 183732, 198290, 203310, 216855, 229665, 237948, 260226, 275598, 289140, 297435, 306220, 356922, 390339, 396580, 406620, 413397, 433710, 459330, 520452, 535383, 551196, 594870, 650565, 688995, 713844, 780678, 826794, 867420, 892305, 918660, 1070766, 1189740, 1209569, 1240191, 1301130, 1377990, 1561356, 1606149, 1653588, 1784610, 1951695, 2066985, 2141532, 2419138, 2480382, 2602260, 2676915, 2755980, 3212298, 3569220, 3628707, 3903390, 4133970, 4838276, 4960764, 5353830, 6047845, 6200955, 6424596, 7257414, 7806780, 8030745, 8267940, 10707660, 10886121, 12095690, 12401910, 14514828, 16061490, 18143535, 21772242, 24191380, 24803820, 32122980, 32658363, 36287070, 43544484, 54430605, 65316726, 72574140, 97975089, 108861210, 130633452, 163291815, 195950178, 217722420, 326583630, 391900356, 489875445, 653167260, 979750890, 1959501780]

約数ペア:

[(1, 1959501780), (2, 979750890), (3, 653167260), (4, 489875445), (5, 391900356), (6, 326583630), (9, 217722420), (10, 195950178), (12, 163291815), (15, 130633452), (18, 108861210), (20, 97975089), (27, 72574140), (30, 65316726), (36, 54430605), (45, 43544484), (54, 36287070), (60, 32658363), (61, 32122980), (79, 24803820), (81, 24191380), (90, 21772242), (108, 18143535), (122, 16061490), (135, 14514828), (158, 12401910), (162, 12095690), (180, 10886121), (183, 10707660), (237, 8267940), (244, 8030745), (251, 7806780), (270, 7257414), (305, 6424596), (316, 6200955), (324, 6047845), (366, 5353830), (395, 4960764), (405, 4838276), (474, 4133970), (502, 3903390), (540, 3628707), (549, 3569220), (610, 3212298), (711, 2755980), (732, 2676915), (753, 2602260), (790, 2480382), (810, 2419138), (915, 2141532), (948, 2066985), (1004, 1951695), (1098, 1784610), (1185, 1653588), (1220, 1606149), (1255, 1561356), (1422, 1377990), (1506, 1301130), (1580, 1240191), (1620, 1209569), (1647, 1189740), (1830, 1070766), (2133, 918660), (2196, 892305), (2259, 867420), (2370, 826794), (2510, 780678), (2745, 713844), (2844, 688995), (3012, 650565), (3294, 594870), (3555, 551196), (3660, 535383), (3765, 520452), (4266, 459330), (4518, 433710), (4740, 413397), (4819, 406620), (4941, 396580), (5020, 390339), (5490, 356922), (6399, 306220), (6588, 297435), (6777, 289140), (7110, 275598), (7530, 260226), (8235, 237948), (8532, 229665), (9036, 216855), (9638, 203310), (9882, 198290), (10665, 183732), (10980, 178461), (11295, 173484), (12798, 153110), (13554, 144570), (14220, 137799), (14457, 135540), (15060, 130113), (15311, 127980), (16470, 118974), (19276, 101655), (19764, 99145), (19829, 98820), (20331, 96380), (21330, 91866), (22590, 86742), (24095, 81324), (24705, 79316), (25596, 76555), (27108, 72285), (28914, 67770), (30622, 63990), (31995, 61244), (32940, 59487), (33885, 57828), (39658, 49410), (40662, 48190), (42660, 45933), (43371, 45180)]