291241860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1301}}^1$

素因数の和:1374

約数の個数: 192

約数和(自身を含む): 1028934144

約数和(自身を除く): 737692284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 41, 42, 52, 60, 65, 70, 78, 82, 84, 91, 105, 123, 130, 140, 156, 164, 182, 195, 205, 210, 246, 260, 273, 287, 364, 390, 410, 420, 455, 492, 533, 546, 574, 615, 780, 820, 861, 910, 1066, 1092, 1148, 1230, 1301, 1365, 1435, 1599, 1722, 1820, 2132, 2460, 2602, 2665, 2730, 2870, 3198, 3444, 3731, 3903, 4305, 5204, 5330, 5460, 5740, 6396, 6505, 7462, 7806, 7995, 8610, 9107, 10660, 11193, 13010, 14924, 15612, 15990, 16913, 17220, 18214, 18655, 19515, 22386, 26020, 27321, 31980, 33826, 36428, 37310, 39030, 44772, 45535, 50739, 53341, 54642, 55965, 67652, 74620, 78060, 84565, 91070, 101478, 106682, 109284, 111930, 118391, 136605, 160023, 169130, 182140, 202956, 213364, 223860, 236782, 253695, 266705, 273210, 320046, 338260, 355173, 373387, 473564, 507390, 533410, 546420, 591955, 640092, 693433, 710346, 746774, 800115, 1014780, 1066820, 1120161, 1183910, 1386866, 1420692, 1493548, 1600230, 1775865, 1866935, 2080299, 2240322, 2367820, 2773732, 3200460, 3467165, 3551730, 3733870, 4160598, 4480644, 4854031, 5600805, 6934330, 7103460, 7467740, 8321196, 9708062, 10401495, 11201610, 13868660, 14562093, 19416124, 20802990, 22403220, 24270155, 29124186, 41605980, 48540310, 58248372, 72810465, 97080620, 145620930, 291241860]

約数ペア:

[(1, 291241860), (2, 145620930), (3, 97080620), (4, 72810465), (5, 58248372), (6, 48540310), (7, 41605980), (10, 29124186), (12, 24270155), (13, 22403220), (14, 20802990), (15, 19416124), (20, 14562093), (21, 13868660), (26, 11201610), (28, 10401495), (30, 9708062), (35, 8321196), (39, 7467740), (41, 7103460), (42, 6934330), (52, 5600805), (60, 4854031), (65, 4480644), (70, 4160598), (78, 3733870), (82, 3551730), (84, 3467165), (91, 3200460), (105, 2773732), (123, 2367820), (130, 2240322), (140, 2080299), (156, 1866935), (164, 1775865), (182, 1600230), (195, 1493548), (205, 1420692), (210, 1386866), (246, 1183910), (260, 1120161), (273, 1066820), (287, 1014780), (364, 800115), (390, 746774), (410, 710346), (420, 693433), (455, 640092), (492, 591955), (533, 546420), (546, 533410), (574, 507390), (615, 473564), (780, 373387), (820, 355173), (861, 338260), (910, 320046), (1066, 273210), (1092, 266705), (1148, 253695), (1230, 236782), (1301, 223860), (1365, 213364), (1435, 202956), (1599, 182140), (1722, 169130), (1820, 160023), (2132, 136605), (2460, 118391), (2602, 111930), (2665, 109284), (2730, 106682), (2870, 101478), (3198, 91070), (3444, 84565), (3731, 78060), (3903, 74620), (4305, 67652), (5204, 55965), (5330, 54642), (5460, 53341), (5740, 50739), (6396, 45535), (6505, 44772), (7462, 39030), (7806, 37310), (7995, 36428), (8610, 33826), (9107, 31980), (10660, 27321), (11193, 26020), (13010, 22386), (14924, 19515), (15612, 18655), (15990, 18214), (16913, 17220)]