1645403648

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:448

約数の個数: 160

約数和(自身を含む): 4021290240

約数和(自身を除く): 2375886592

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 73, 76, 112, 128, 133, 146, 152, 224, 256, 266, 292, 304, 331, 448, 511, 512, 532, 584, 608, 662, 896, 1022, 1064, 1168, 1216, 1324, 1387, 1792, 2044, 2128, 2317, 2336, 2432, 2648, 2774, 3584, 4088, 4256, 4634, 4672, 4864, 5296, 5548, 6289, 8176, 8512, 9268, 9344, 9709, 9728, 10592, 11096, 12578, 16352, 17024, 18536, 18688, 19418, 21184, 22192, 24163, 25156, 32704, 34048, 37072, 37376, 38836, 42368, 44023, 44384, 48326, 50312, 65408, 68096, 74144, 77672, 84736, 88046, 88768, 96652, 100624, 130816, 148288, 155344, 169141, 169472, 176092, 177536, 193304, 201248, 261632, 296576, 310688, 338282, 352184, 355072, 386608, 402496, 459097, 593152, 621376, 676564, 704368, 710144, 773216, 804992, 918194, 1186304, 1242752, 1353128, 1408736, 1546432, 1609984, 1836388, 2485504, 2706256, 2817472, 3092864, 3213679, 3219968, 3672776, 4971008, 5412512, 5634944, 6185728, 6427358, 7345552, 10825024, 11269888, 12371456, 12854716, 14691104, 21650048, 22539776, 25709432, 29382208, 43300096, 51418864, 58764416, 86600192, 102837728, 117528832, 205675456, 235057664, 411350912, 822701824, 1645403648]

約数ペア:

[(1, 1645403648), (2, 822701824), (4, 411350912), (7, 235057664), (8, 205675456), (14, 117528832), (16, 102837728), (19, 86600192), (28, 58764416), (32, 51418864), (38, 43300096), (56, 29382208), (64, 25709432), (73, 22539776), (76, 21650048), (112, 14691104), (128, 12854716), (133, 12371456), (146, 11269888), (152, 10825024), (224, 7345552), (256, 6427358), (266, 6185728), (292, 5634944), (304, 5412512), (331, 4971008), (448, 3672776), (511, 3219968), (512, 3213679), (532, 3092864), (584, 2817472), (608, 2706256), (662, 2485504), (896, 1836388), (1022, 1609984), (1064, 1546432), (1168, 1408736), (1216, 1353128), (1324, 1242752), (1387, 1186304), (1792, 918194), (2044, 804992), (2128, 773216), (2317, 710144), (2336, 704368), (2432, 676564), (2648, 621376), (2774, 593152), (3584, 459097), (4088, 402496), (4256, 386608), (4634, 355072), (4672, 352184), (4864, 338282), (5296, 310688), (5548, 296576), (6289, 261632), (8176, 201248), (8512, 193304), (9268, 177536), (9344, 176092), (9709, 169472), (9728, 169141), (10592, 155344), (11096, 148288), (12578, 130816), (16352, 100624), (17024, 96652), (18536, 88768), (18688, 88046), (19418, 84736), (21184, 77672), (22192, 74144), (24163, 68096), (25156, 65408), (32704, 50312), (34048, 48326), (37072, 44384), (37376, 44023), (38836, 42368)]