28911598920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{387971}}^1$

素因数の和:388017

約数の個数: 160

約数和(自身を含む): 101400361920

約数和(自身を除く): 72488763000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 270, 276, 324, 345, 360, 405, 414, 460, 540, 552, 621, 648, 690, 810, 828, 920, 1035, 1080, 1242, 1380, 1620, 1656, 1863, 2070, 2484, 2760, 3105, 3240, 3726, 4140, 4968, 6210, 7452, 8280, 9315, 12420, 14904, 18630, 24840, 37260, 74520, 387971, 775942, 1163913, 1551884, 1939855, 2327826, 3103768, 3491739, 3879710, 4655652, 5819565, 6983478, 7759420, 8923333, 9311304, 10475217, 11639130, 13966956, 15518840, 17458695, 17846666, 20950434, 23278260, 26769999, 27933912, 31425651, 34917390, 35693332, 41900868, 44616665, 46556520, 52376085, 53539998, 62851302, 69834780, 71386664, 80309997, 83801736, 89233330, 104752170, 107079996, 125702604, 133849995, 139669560, 157128255, 160619994, 178466660, 209504340, 214159992, 240929991, 251405208, 267699990, 314256510, 321239988, 356933320, 401549985, 419008680, 481859982, 535399980, 628513020, 642479976, 722789973, 803099970, 963719964, 1070799960, 1204649955, 1257026040, 1445579946, 1606199940, 1927439928, 2409299910, 2891159892, 3212399880, 3613949865, 4818599820, 5782319784, 7227899730, 9637199640, 14455799460, 28911598920]

約数ペア:

[(1, 28911598920), (2, 14455799460), (3, 9637199640), (4, 7227899730), (5, 5782319784), (6, 4818599820), (8, 3613949865), (9, 3212399880), (10, 2891159892), (12, 2409299910), (15, 1927439928), (18, 1606199940), (20, 1445579946), (23, 1257026040), (24, 1204649955), (27, 1070799960), (30, 963719964), (36, 803099970), (40, 722789973), (45, 642479976), (46, 628513020), (54, 535399980), (60, 481859982), (69, 419008680), (72, 401549985), (81, 356933320), (90, 321239988), (92, 314256510), (108, 267699990), (115, 251405208), (120, 240929991), (135, 214159992), (138, 209504340), (162, 178466660), (180, 160619994), (184, 157128255), (207, 139669560), (216, 133849995), (230, 125702604), (270, 107079996), (276, 104752170), (324, 89233330), (345, 83801736), (360, 80309997), (405, 71386664), (414, 69834780), (460, 62851302), (540, 53539998), (552, 52376085), (621, 46556520), (648, 44616665), (690, 41900868), (810, 35693332), (828, 34917390), (920, 31425651), (1035, 27933912), (1080, 26769999), (1242, 23278260), (1380, 20950434), (1620, 17846666), (1656, 17458695), (1863, 15518840), (2070, 13966956), (2484, 11639130), (2760, 10475217), (3105, 9311304), (3240, 8923333), (3726, 7759420), (4140, 6983478), (4968, 5819565), (6210, 4655652), (7452, 3879710), (8280, 3491739), (9315, 3103768), (12420, 2327826), (14904, 1939855), (18630, 1551884), (24840, 1163913), (37260, 775942), (74520, 387971)]